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RySЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅS S RѕS RѕR RЅRѕSЃS S V vЂ RјR S RµRјR S RyoS RЅS RIRyoSЂR R Ryo R S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅRyoRјRyo S SѓRЅRyeS S SЏRјRyo S Rѕ RIRyoRyeRѕRЅSѓSЋS SЊSЃSЏ RgR SЏ RISЃS S R RЅR S RµRЅSЊ R SЂRiSѓRјRµRЅS R R S SЃRyiS R SЊRЅRѕS RѕR R R SЃS S RIRyoR RЅR S RµRЅRЅSЏ RћSЃRЅRѕRIRЅS RyiRѕR RЅR S RµRЅRЅSЏRљSѓS Ryo R S S R SЃS R S S S RyeSѓS Ryo RyiRѕR RЅR S RµRЅS RiSЂRµS SЊRyeRyoRјRyo R SѓRyeRIR RјRyo O OI Oi displaystyle alpha beta gamma S V S V Rg R RµR RyoS RyoRЅSѓ RyeSѓS R RЅR R S R SЃS S S Rµ R R RgR SЋS SЊ RI RiSЂR RgSѓSЃR S R R Rѕ SЂR RgS R RЅR S 1 RyiRѕRIRЅRµ RyeRѕR Rѕ V V 360V RiSЂR RgSѓSЃS RIV V 2PЂ displaystyle pi SЂR RgS R RЅ V R RЅR SЃS SѓRyiRЅS R S R R R RyoS S RЅR RIRµRgRµRЅRѕ SЃRyiRIS RIS RgRЅRѕS RµRЅRЅSЏ RјS R R RЅR S RµRЅRЅSЏRјRyo RI RiSЂR RgSѓSЃR S S SЂR RgS R RЅR S RgR SЏ RgRµSЏRyeRyoS RyeSѓS S RI R SЂR RgSѓSЃRyo 30V 60V 120V 150V 210V 240V 300V 330V R R RgS R RЅRyo PЂ 6 displaystyle frac pi 6 PЂ 3 displaystyle frac pi 3 2 PЂ 3 displaystyle frac 2 pi 3 5 PЂ 6 displaystyle frac 5 pi 6 7 PЂ 6 displaystyle frac 7 pi 6 4 PЂ 3 displaystyle frac 4 pi 3 5 PЂ 3 displaystyle frac 5 pi 3 11 PЂ 6 displaystyle frac 11 pi 6 R SЂR RgSѓSЃRyo 45V 90V 135V 180V 225V 270V 315V 360V R R RgS R RЅRyo PЂ 4 displaystyle frac pi 4 PЂ 2 displaystyle frac pi 2 3 PЂ 4 displaystyle frac 3 pi 4 PЂ displaystyle pi 5 PЂ 4 displaystyle frac 5 pi 4 3 PЂ 2 displaystyle frac 3 pi 2 7 PЂ 4 displaystyle frac 7 pi 4 2 PЂ displaystyle 2 pi RYiRyeS Rѕ RЅRµ SЃRyeR R R RЅRѕ S RЅR RyeS Rµ S Rѕ RISЃS RyeSѓS Ryo R R RgR RЅRѕ Sѓ SЂR RgS R RЅR S R RyeSѓS Ryo S Rѕ R R RyeS RЅS SѓSЋS SЊSЃSЏ SЃRyoRјRIRѕR RѕRј V V vЂ RI RiSЂR RgSѓSЃR S RySЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅS S SѓRЅRyeS S S R RѕRyeR R RgRЅS S Rµ RySЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅS S SѓRЅRyeS S S RЈ SЃS R S S S R SѓRgSѓS SЊ RЅR RIRµRgRµRЅS SЃRyiS RIRIS RgRЅRѕS RµRЅRЅSЏ S R S RѕS RѕR RЅRѕSЃS S RgR SЏ S RµSЃS Ryo RѕSЃRЅRѕRIRЅRyoS S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅRyoS S SѓRЅRyeS S R SЃRyoRЅSѓSЃ sin vЃЎ O displaystyle sin alpha RyeRѕSЃRyoRЅSѓSЃ cos vЃЎ O displaystyle cos alpha S R RЅRiRµRЅSЃ tg vЃЎ O sin vЃЎ O cos vЃЎ O O v PЂ 2 PЂ n n v Z displaystyle operatorname tg alpha frac sin alpha cos alpha quad alpha neq frac pi 2 pi n n in mathbb Z RyeRѕS R RЅRiRµRЅSЃ ctg vЃЎ O cos vЃЎ O sin vЃЎ O O v PЂ n n v Z displaystyle operatorname ctg alpha frac cos alpha sin alpha quad alpha neq pi n n in mathbb Z SЃRµRyeR RЅSЃ sec vЃЎ O 1 cos vЃЎ O O v PЂ 2 PЂ n n v Z displaystyle operatorname sec alpha frac 1 cos alpha quad alpha neq frac pi 2 pi n n in mathbb Z RyeRѕSЃRµRyeR RЅSЃ csc vЃЎ O 1 sin vЃЎ O O v PЂ n n v Z displaystyle operatorname csc alpha frac 1 sin alpha quad alpha neq pi n n in mathbb Z R R RЅRiR RѕRјRѕRIRЅS R R S S RµSЂR S SѓSЂS S R RЅRiRµRЅSЃ S R RyeRѕS R RЅRiRµRЅSЃ R R R RIRyoS R R RyiRѕR RЅR S R SЋS SЊ tan vЃЎ O displaystyle tan alpha S R cot vЃЎ O displaystyle cot alpha RIS RgRyiRѕRIS RgRЅRѕ RћR RµSЂRЅRµRЅS S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅS S SѓRЅRyeS S S R RѕRyeR R RgRЅS S Rµ RћR RµSЂRЅRµRЅS S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅS S SѓRЅRyeS S S RћR RµSЂRЅRµRЅS S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅS S SѓRЅRyeS S S S Rµ S R RyeS S SѓRЅRyeS S S RyeRѕRјRyiRѕR RyoS S SЏ SЏRyeRyoS R S R RIRyoS R R RЅRyoRјRyo S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅRyoRјRyo S SѓRЅRyeS S SЏRјRyo RgR S S RѕS RѕR RЅRµ RIS RgRѕR SЂR R RµRЅRЅSЏ RќR RyiSЂRyoRyeR R Rg S SѓRЅRyeS S SЏ RѕR RµSЂRЅRµRЅR RgRѕ SЃRyoRЅSѓSЃR RIS RgRѕRјR SЏRye RѕR RµSЂRЅRµRЅRyoR SЃRyoRЅSѓSЃ sinv 1 R R Rѕ R SЂRyeSЃRyoRЅSѓSЃ arcsin or asin R R RgRѕRIRѕR SЊRЅSЏS SЃRyiS RIRIS RgRЅRѕS RµRЅRЅSЏ sin vЃЎ arcsin vЃЎ x x x v 1 displaystyle sin arcsin x x quad quad x leq 1 S R arcsin vЃЎ sin vЃЎ x x x v PЂ 2 displaystyle arcsin sin x x quad quad x leq frac pi 2 RySЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅS S SѓRЅRyeS S S S R RѕR RµSЂRЅRµRЅS RgRѕ RЅRyoS RЅR RIRµRgRµRЅS RI RЅR SЃS SѓRyiRЅS R S R R R RyoS S R SѓRЅRyeS S SЏ sin cos tg ctg sec csc RћR RµSЂRЅRµRЅR arcsin arccos arctg arcctg arcsec arccsc R RyeR RѕS RyoS RЅS S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅS S SѓRЅRyeS S S R RѕRyeR R RgRЅS S Rµ R RyeR RѕS RyoS RЅS S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅS S SѓRЅRyeS S S RљSЂS Rј RѕSЃRЅRѕRIRЅRyoS S RµSЃS Ryo S R RyeRѕR RIRyoRyeRѕSЂRyoSЃS RѕRISѓSЋS SЊ S RЅS S S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅS S SѓRЅRyeS S S RyeSѓS R R S RIRyoRyeRѕSЂRyoSЃS RѕRISѓRIR R Ryo SЂR RЅS S Rµ RyiSЂRyo SЂRѕR RI SЏR SѓRIR RЅRЅS SЂS R RЅRyoS RЅR RIS RiR S S R RЅRyoS R R RgR S RѕRgRЅR Rye R SЂRѕR RIRyoS RyeRѕRј RѕR S RyoSЃR SЋRIR R SЊRЅRѕS S RµS RЅS RyeRyo RIRѕRЅRyo RIS SЂR S RyoR Ryo SЃRIRѕSЋ R RyeS SѓR R SЊRЅS SЃS SЊ RќR R RIR RЎRyeRѕSЂRѕS RµRЅRµ RyiRѕR RЅ R RЅR S RµRЅRЅSЏ SЃRyoRЅSѓSЃ RIRµSЂR SѓSЃ versin vЃЎ Oyo displaystyle operatorname versin theta vers vЃЎ Oyo displaystyle operatorname vers theta ver vЃЎ Oyo displaystyle operatorname ver theta 1 v cos vЃЎ Oyo displaystyle 1 cos theta RyeRѕSЃRyoRЅSѓSЃ RIRµSЂR SѓSЃ vercosin vЃЎ Oyo displaystyle operatorname vercosin theta 1 cos vЃЎ Oyo displaystyle 1 cos theta RyeRѕRIRµSЂSЃRyoRЅSѓSЃ coversin vЃЎ Oyo displaystyle operatorname coversin theta cvs vЃЎ Oyo displaystyle operatorname cvs theta 1 v sin vЃЎ Oyo displaystyle 1 sin theta RyeRѕRIRµSЂRyeRѕSЃRyoRЅSѓSЃ covercosin vЃЎ Oyo displaystyle operatorname covercosin theta 1 sin vЃЎ Oyo displaystyle 1 sin theta RiR RIRµSЂSЃRyoRЅSѓSЃ haversin vЃЎ Oyo displaystyle operatorname haversin theta 1 v cos vЃЎ Oyo 2 displaystyle frac 1 cos theta 2 RiR RIRµSЂRyeRѕSЃRyoRЅSѓSЃ havercosin vЃЎ Oyo displaystyle operatorname havercosin theta 1 cos vЃЎ Oyo 2 displaystyle frac 1 cos theta 2 RyeRѕRiR RIRµSЂSЃRyoRЅSѓSЃ hacoversin vЃЎ Oyo displaystyle operatorname hacoversin theta 1 v sin vЃЎ Oyo 2 displaystyle frac 1 sin theta 2 RyeRѕRiR RIRµSЂRyeRѕSЃRyoRЅSѓSЃ hacovercosin vЃЎ Oyo displaystyle operatorname hacovercosin theta 1 sin vЃЎ Oyo 2 displaystyle frac 1 sin theta 2 RµRyeSЃRµRyeR RЅSЃ exsec vЃЎ Oyo displaystyle operatorname exsec theta sec vЃЎ Oyo v 1 displaystyle sec theta 1 RµRyeSЃRyeRѕSЃRµRyeR RЅSЃ excsc vЃЎ Oyo displaystyle operatorname excsc theta csc vЃЎ Oyo v 1 displaystyle csc theta 1 S RѕSЂRgR crd vЃЎ Oyo displaystyle operatorname crd theta 2 sin vЃЎ Oyo 2 displaystyle 2 sin frac theta 2 RyR R R RyoS S R RЅR S RµRЅSЊ S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅRyoS S SѓRЅRyeS S R R RЅR S RµRЅRЅSЏ S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅRyoS S SѓRЅRyeS S R RgR SЏ RЅR R RyiRѕS RyoSЂRµRЅS S RyoS R RЅR S RµRЅSЊ RyeSѓS S RI RI SЂR RgS R RЅR S 0 displaystyle 0 PЂ 6 displaystyle frac pi 6 PЂ 4 displaystyle frac pi 4 PЂ 3 displaystyle frac pi 3 PЂ 2 displaystyle frac pi 2 2 PЂ 3 displaystyle frac 2 pi 3 3 PЂ 4 displaystyle frac 3 pi 4 5 PЂ 6 displaystyle frac 5 pi 6 PЂ displaystyle pi 3 PЂ 2 displaystyle frac 3 pi 2 sin vЃЎ O displaystyle sin alpha 0 displaystyle 0 1 2 displaystyle frac 1 2 2 2 displaystyle frac sqrt 2 2 3 2 displaystyle frac sqrt 3 2 1 displaystyle 1 3 2 displaystyle frac sqrt 3 2 2 2 displaystyle frac sqrt 2 2 1 2 displaystyle frac 1 2 0 displaystyle 0 v 1 displaystyle 1 cos vЃЎ O displaystyle cos alpha 1 displaystyle 1 3 2 displaystyle frac sqrt 3 2 2 2 displaystyle frac sqrt 2 2 1 2 displaystyle frac 1 2 0 displaystyle 0 v 1 2 displaystyle frac 1 2 v 2 2 displaystyle frac sqrt 2 2 v 3 2 displaystyle frac sqrt 3 2 v 1 displaystyle 1 0 displaystyle 0 tg vЃЎ O displaystyle operatorname tg alpha 0 displaystyle 0 3 3 displaystyle frac sqrt 3 3 1 displaystyle 1 3 displaystyle sqrt 3 V v ћ displaystyle pm infty v 3 displaystyle sqrt 3 v 1 displaystyle 1 v 3 3 displaystyle frac sqrt 3 3 0 displaystyle 0 V v ћ displaystyle pm infty ctg vЃЎ O displaystyle operatorname ctg alpha V v ћ displaystyle pm infty 3 displaystyle sqrt 3 1 displaystyle 1 3 3 displaystyle frac sqrt 3 3 0 displaystyle 0 v 3 3 displaystyle frac sqrt 3 3 v 1 displaystyle 1 v 3 displaystyle sqrt 3 V v ћ displaystyle pm infty 0 displaystyle 0 R S RyoS S RѕS RyeR S RgRµ R RЅR S RµRЅRЅSЏ S R RЅRiRµRЅSЃR S R RyeRѕS R RЅRiRµRЅSЃR RyiSЂSЏRјSѓSЋS SЊ RgRѕ RЅRµSЃRyeS RЅS RµRЅRЅRѕSЃS S R RЅR Rye R R R RµR RyoS SЊ RIS Rg S RѕRiRѕ R SЏRyeRѕRiRѕ R RѕRyeSѓ RgRѕ S S S S S RѕS RyeRyo RјRyo RyiS RgS RѕRgRyoRјRѕ R R SЏ S R RЅRiRµRЅSЃR V vЂ SЏRyeS Rѕ SЃRyiSЂR RIR S Rѕ v ћ displaystyle infty R SЏRyeS Rѕ R R S RIR S Rѕ v v ћ displaystyle infty R R SЏ RyeRѕS R RЅRiRµRЅSЃR RЅR RIRyiR RyeRyo R RЅR S RµRЅRЅSЏ S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅRyoS S SѓRЅRyeS S R RgR SЏ RgRµSЏRyeRyoS RyeSѓS S RI PЂ 16 displaystyle frac pi 16 PЂ 15 displaystyle frac pi 15 PЂ 12 displaystyle frac pi 12 PЂ 10 displaystyle frac pi 10 PЂ 8 displaystyle frac pi 8 PЂ 5 displaystyle frac pi 5 sin vЃЎ O displaystyle sin alpha 2 v 2 2 2 displaystyle frac sqrt 2 sqrt 2 sqrt 2 2 10 2 5 3 1 v 5 8 displaystyle frac sqrt 10 2 sqrt 5 sqrt 3 1 sqrt 5 8 2 v 3 2 displaystyle frac sqrt 2 sqrt 3 2 5 v 1 4 displaystyle frac sqrt 5 1 4 2 v 2 2 displaystyle frac sqrt 2 sqrt 2 2 5 v 5 8 displaystyle sqrt frac 5 sqrt 5 8 cos vЃЎ O displaystyle cos alpha 2 2 2 2 displaystyle frac sqrt 2 sqrt 2 sqrt 2 2 3 10 2 5 5 v 1 8 displaystyle frac sqrt 3 sqrt 10 2 sqrt 5 sqrt 5 1 8 2 3 2 displaystyle frac sqrt 2 sqrt 3 2 5 5 8 displaystyle sqrt frac 5 sqrt 5 8 2 2 2 displaystyle frac sqrt 2 sqrt 2 2 5 1 4 displaystyle frac sqrt 5 1 4 RћSЃRЅRѕRIRЅS S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅS S RѕSЂRјSѓR RyoRћSЃRЅRѕRIRЅS S RѕSЂRјSѓR Ryo V sin 2 vЃЎ O cos 2 vЃЎ O 1 displaystyle sin 2 alpha cos 2 alpha 1 1 tg 2 vЃЎ O 1 1 cos 2 vЃЎ O sec 2 vЃЎ O displaystyle operatorname tg 2 alpha 1 frac 1 cos 2 alpha operatorname sec 2 alpha 2 ctg 2 vЃЎ O 1 1 sin 2 vЃЎ O csc 2 vЃЎ O displaystyle operatorname ctg 2 alpha 1 frac 1 sin 2 alpha operatorname csc 2 alpha 3 R RѕSЂRјSѓR R 1 S RЅR SЃR S RgRyeRѕRј S RµRѕSЂRµRјRyo RџS S R RiRѕSЂR RySЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅR S RѕS RѕR RЅS SЃS SЊ RџS S R RiRѕSЂR R RѕSЂRјSѓR Ryo 2 S 3 RgRѕR SѓRIR SЋS SЊSЃSЏ RgS R RµRЅRЅSЏRј S RѕSЂRјSѓR Ryo 1 RЅR cos 2 vЃЎ O displaystyle cos 2 alpha S R sin 2 vЃЎ O displaystyle sin 2 alpha RIS RgRyiRѕRIS RgRЅRѕ RЎRyiS RIRIS RgRЅRѕS RµRЅRЅSЏ RјS R RѕSЃRЅRѕRIRЅRyoRјRyo S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅRyoRјRyo S SѓRЅRyeS S SЏRјRyo RљRѕR RЅR R S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅRyoS S SѓRЅRyeS S R RIRyoSЂR R RµRЅR S RµSЂRµR Ryi SЏS SЊ S RЅS RyoS sin vЃЎ O displaystyle sin alpha cos vЃЎ O displaystyle cos alpha tg vЃЎ O displaystyle operatorname tg alpha csc vЃЎ O displaystyle csc alpha sec vЃЎ O displaystyle sec alpha ctg vЃЎ O displaystyle operatorname ctg alpha sin vЃЎ O displaystyle sin alpha sin vЃЎ O V displaystyle sin alpha V 1 v cos 2 vЃЎ O displaystyle pm sqrt 1 cos 2 alpha V tg vЃЎ O 1 tg 2 vЃЎ O displaystyle pm frac operatorname tg alpha sqrt 1 operatorname tg 2 alpha 1 csc vЃЎ O displaystyle frac 1 csc alpha V sec 2 vЃЎ O v 1 sec vЃЎ O displaystyle pm frac sqrt sec 2 alpha 1 sec alpha V 1 1 ctg 2 vЃЎ O displaystyle pm frac 1 sqrt 1 operatorname ctg 2 alpha cos vЃЎ O displaystyle cos alpha V 1 v sin 2 vЃЎ O displaystyle pm sqrt 1 sin 2 alpha cos vЃЎ O displaystyle cos alpha V 1 1 tg 2 vЃЎ O displaystyle pm frac 1 sqrt 1 operatorname tg 2 alpha V csc 2 vЃЎ O v 1 csc vЃЎ O displaystyle pm frac sqrt csc 2 alpha 1 csc alpha 1 sec vЃЎ O displaystyle frac 1 sec alpha V ctg vЃЎ O 1 ctg 2 vЃЎ O displaystyle pm frac operatorname ctg alpha sqrt 1 operatorname ctg 2 alpha tg vЃЎ O displaystyle operatorname tg alpha V sin vЃЎ O 1 v sin 2 vЃЎ O displaystyle pm frac sin alpha sqrt 1 sin 2 alpha V 1 v cos 2 vЃЎ O cos vЃЎ O displaystyle pm frac sqrt 1 cos 2 alpha cos alpha tg vЃЎ O displaystyle operatorname tg alpha V 1 csc 2 vЃЎ O v 1 displaystyle pm frac 1 sqrt csc 2 alpha 1 V sec 2 vЃЎ O v 1 displaystyle pm sqrt sec 2 alpha 1 1 ctg vЃЎ O displaystyle frac 1 operatorname ctg alpha csc vЃЎ O displaystyle csc alpha 1 sin vЃЎ O displaystyle frac 1 sin alpha V 1 1 v cos 2 vЃЎ O displaystyle pm frac 1 sqrt 1 cos 2 alpha V 1 tg 2 vЃЎ O tg vЃЎ O displaystyle pm frac sqrt 1 operatorname tg 2 alpha operatorname tg alpha csc vЃЎ O displaystyle csc alpha V sec vЃЎ O sec 2 vЃЎ O v 1 displaystyle pm frac sec alpha sqrt sec 2 alpha 1 V 1 ctg 2 vЃЎ O displaystyle pm sqrt 1 operatorname ctg 2 alpha sec vЃЎ O displaystyle sec alpha V 1 1 v sin 2 vЃЎ O displaystyle pm frac 1 sqrt 1 sin 2 alpha 1 cos vЃЎ O displaystyle frac 1 cos alpha V 1 tg 2 vЃЎ O displaystyle pm sqrt 1 operatorname tg 2 alpha V csc vЃЎ O csc 2 vЃЎ O v 1 displaystyle pm frac csc alpha sqrt csc 2 alpha 1 sec vЃЎ O displaystyle sec alpha V 1 ctg 2 vЃЎ O ctg vЃЎ O displaystyle pm frac sqrt 1 operatorname ctg 2 alpha operatorname ctg alpha ctg vЃЎ O displaystyle operatorname ctg alpha V 1 v sin 2 vЃЎ O sin vЃЎ O displaystyle pm frac sqrt 1 sin 2 alpha sin alpha V cos vЃЎ O 1 v cos 2 vЃЎ O displaystyle pm frac cos alpha sqrt 1 cos 2 alpha 1 tg vЃЎ O displaystyle frac 1 operatorname tg alpha V csc 2 vЃЎ O v 1 displaystyle pm sqrt csc 2 alpha 1 V 1 sec 2 vЃЎ O v 1 displaystyle pm frac 1 sqrt sec 2 alpha 1 ctg vЃЎ O displaystyle operatorname ctg alpha R RѕSЂRјSѓR Ryo R RIRµRgRµRЅRЅSЏRЎSѓRyeSѓRyiRЅS SЃS SЊ S RѕSЂRјSѓR S Rѕ RIS RgRѕR SЂR R R SЋS SЊ SЃRyoRјRµS SЂS SЋ S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅRyoS S SѓRЅRyeS S R RIS RgRЅRѕSЃRЅRѕ RyiRµRIRЅRyoS R RЅR S RµRЅSЊ RyeSѓS S RI RyiRµSЂRµS RIRѕSЂRµRЅRЅSЏ RyiSЂRyo R SЃSѓRIS R SЂRiSѓRјRµRЅS Sѓ RЅR RgRµSЏRyeRyoR RyeSѓS R S R RyeRѕR RyiRµSЂS RѕRgRyoS RЅS SЃS SЊ S SЂRyoRiRѕRЅRѕRјRµS SЂRyoS RЅRyoS S SѓRЅRyeS S R RЎRyoRјRµS SЂS SЏ R RyoRyeRѕRЅSѓSЋS SЊSЃSЏ S R RyeS SЃRyiS RIRIS RgRЅRѕS RµRЅRЅSЏ RЎRyoRјRµS SЂS SЏ RIS RgRЅRѕSЃRЅRѕ RyeSѓS R O 0 displaystyle alpha 0 RЎRyoRјRµS SЂS SЏ RIS RgRЅRѕSЃRЅRѕ O PЂ 2 displaystyle alpha pi 2 SЃRyiS RIRIS RgRЅRѕS RµRЅRЅSЏ RјS R RyeRѕ S SѓRЅRyeS S SЏRјRyo RЎRyoRјRµS SЂS SЏ RIS RgRЅRѕSЃRЅRѕ O PЂ displaystyle alpha pi sin vЃЎ v O v sin vЃЎ O cos vЃЎ v O cos vЃЎ O tg vЃЎ v O v tg vЃЎ O csc vЃЎ v O v csc vЃЎ O sec vЃЎ v O sec vЃЎ O ctg vЃЎ v O v ctg vЃЎ O displaystyle begin aligned sin alpha amp sin alpha cos alpha amp cos alpha operatorname tg alpha amp operatorname tg alpha csc alpha amp csc alpha sec alpha amp sec alpha operatorname ctg alpha amp operatorname ctg alpha end aligned sin vЃЎ PЂ 2 v O cos vЃЎ O cos vЃЎ PЂ 2 v O sin vЃЎ O tg vЃЎ PЂ 2 v O ctg vЃЎ O csc vЃЎ PЂ 2 v O sec vЃЎ O sec vЃЎ PЂ 2 v O csc vЃЎ O ctg vЃЎ PЂ 2 v O tg vЃЎ O displaystyle begin aligned sin tfrac pi 2 alpha amp cos alpha cos tfrac pi 2 alpha amp sin alpha operatorname tg tfrac pi 2 alpha amp operatorname ctg alpha csc tfrac pi 2 alpha amp sec alpha sec tfrac pi 2 alpha amp csc alpha operatorname ctg tfrac pi 2 alpha amp operatorname tg alpha end aligned sin vЃЎ PЂ v O sin vЃЎ O cos vЃЎ PЂ v O v cos vЃЎ O tg vЃЎ PЂ v O v tg vЃЎ O csc vЃЎ PЂ v O csc vЃЎ O sec vЃЎ PЂ v O v sec vЃЎ O ctg vЃЎ PЂ v O v ctg vЃЎ O displaystyle begin aligned sin pi alpha amp sin alpha cos pi alpha amp cos alpha operatorname tg pi alpha amp operatorname tg alpha csc pi alpha amp csc alpha sec pi alpha amp sec alpha operatorname ctg pi alpha amp operatorname ctg alpha end aligned R SЃSѓRI S R RyiRµSЂS RѕRgRyoS RЅS SЃS SЊ RЎRyiS RIRIS RgRЅRѕS RµRЅRЅSЏ S R SЃS Rѕ RIRyoRyeRѕSЂRyoSЃS RѕRISѓSЋS SЊ RgR SЏ SЃRyiSЂRѕS RµRЅRЅSЏ RѕR S RyoSЃR RµRЅSЊ R SЃSѓRI RЅR PЂ 2 R SЃSѓRI RЅR PЂ RџRµSЂS RѕRg tg S ctg R SЃSѓRI RЅR 2PЂ RџRµSЂS RѕRg sin cos csc S sec sin vЃЎ O PЂ 2 cos vЃЎ O cos vЃЎ O PЂ 2 v sin vЃЎ O t g O PЂ 2 v ctg vЃЎ O csc vЃЎ O PЂ 2 sec vЃЎ O sec vЃЎ O PЂ 2 v csc vЃЎ O c t g O PЂ 2 v tg vЃЎ O displaystyle begin aligned sin alpha tfrac pi 2 amp cos alpha cos alpha tfrac pi 2 amp sin alpha mathrm tg alpha tfrac pi 2 amp operatorname ctg alpha csc alpha tfrac pi 2 amp sec alpha sec alpha tfrac pi 2 amp csc alpha mathrm ctg alpha tfrac pi 2 amp operatorname tg alpha end aligned sin vЃЎ O PЂ v sin vЃЎ O cos vЃЎ O PЂ v cos vЃЎ O t g O PЂ tg vЃЎ O csc vЃЎ O PЂ v csc vЃЎ O sec vЃЎ O PЂ v sec vЃЎ O c t g O PЂ ctg vЃЎ O displaystyle begin aligned sin alpha pi amp sin alpha cos alpha pi amp cos alpha mathrm tg alpha pi amp operatorname tg alpha csc alpha pi amp csc alpha sec alpha pi amp sec alpha mathrm ctg alpha pi amp operatorname ctg alpha end aligned sin vЃЎ O 2 PЂ sin vЃЎ O cos vЃЎ O 2 PЂ cos vЃЎ O t g O 2 PЂ tg vЃЎ O csc vЃЎ O 2 PЂ csc vЃЎ O sec vЃЎ O 2 PЂ sec vЃЎ O c t g O 2 PЂ ctg vЃЎ O displaystyle begin aligned sin alpha 2 pi amp sin alpha cos alpha 2 pi amp cos alpha mathrm tg alpha 2 pi amp operatorname tg alpha csc alpha 2 pi amp csc alpha sec alpha 2 pi amp sec alpha mathrm ctg alpha 2 pi amp operatorname ctg alpha end aligned R RѕSЂRјSѓR Ryo RgR SЏ SЃSѓRјRyo R SЂRiSѓRјRµRЅS S RIR S R SѓR R S R R S S SЏ S RѕSЂRјSѓR Ryo 6 R RѕSЂRјSѓR Ryo RgR SЏ SЃSѓRјRyo R SЂRiSѓRјRµRЅS S RI sin vЃЎ O V OI sin vЃЎ O cos vЃЎ OI V cos vЃЎ O sin vЃЎ OI displaystyle sin left alpha pm beta right sin alpha cos beta pm cos alpha sin beta 5 cos vЃЎ O V OI cos vЃЎ O cos vЃЎ OI v sin vЃЎ O sin vЃЎ OI displaystyle cos left alpha pm beta right cos alpha cos beta mp sin alpha sin beta 6 t g vЃЎ O V OI t g vЃЎ O V t g vЃЎ OI 1 v t g vЃЎ O t g vЃЎ OI displaystyle mathop mathrm tg left alpha pm beta right frac mathop mathrm tg alpha pm mathop mathrm tg beta 1 mp mathop mathrm tg alpha mathop mathrm tg beta 7 ctg vЃЎ O V OI c t g vЃЎ O c t g vЃЎ OI v 1 c t g vЃЎ O V c t g vЃЎ OI displaystyle operatorname ctg left alpha pm beta right frac mathop mathrm ctg alpha mathop mathrm ctg beta mp 1 mathop mathrm ctg alpha pm mathop mathrm ctg beta R RѕSЂRјSѓR R 7 RѕS SЂRyoRјR RЅR RgS R RµRЅRЅSЏRј 5 RЅR 6 RЎRyoRЅSѓSЃ S RyeRѕSЃRyoRЅSѓSЃ RIS Rg RЅRµSЃRyeS RЅS RµRЅRЅRѕS SЃSѓRјRyo sin vЃЎ v i 1 v ћ O i v k 0 v ћ v 1 k v A vЉ 1 2 3 vЂ A 2 k 1 v Џ i v A sin vЃЎ O i v Џ i v A cos vЃЎ O i displaystyle sin left sum i 1 infty alpha i right sum k 0 infty 1 k sum begin smallmatrix A subseteq 1 2 3 dots left A right 2k 1 end smallmatrix left prod i in A sin alpha i prod i not in A cos alpha i right cos vЃЎ v i 1 v ћ O i v k 0 v ћ V v 1 k V V v A vЉ 1 2 3 vЂ A 2 k v Џ i v A sin vЃЎ O i v Џ i v A cos vЃЎ O i displaystyle cos left sum i 1 infty alpha i right sum k 0 infty 1 k sum begin smallmatrix A subseteq 1 2 3 dots left A right 2k end smallmatrix left prod i in A sin alpha i prod i not in A cos alpha i right RЈ RyiSЂR RIRyoS S R SЃS RyoRЅR S SЂS RIRЅRѕSЃS S SЃSѓRјSѓ RIR SЏS Rѕ RyiRѕ RISЃS S RyiS RgRјRЅRѕR RyoRЅR S RЅR S SѓSЂR R SЊRЅRyoS S RyoSЃRµR R 2k 1 R R Rѕ 2k RµR RµRјRµRЅS S RI RIS RgRyiRѕRIS RgRЅRѕ RyR RЅRiRµRЅSЃRyo RIS Rg SЃSѓRј R SЂRiSѓRјRµRЅS S RI RќRµS R R e k e k x 1 vЂ x n k 0 1 2 vЂ n 1 2 3 vЂ displaystyle e k e k x 1 ldots x n k 0 1 2 ldots n 1 2 3 ldots V vЂ RµR RµRјRµRЅS R SЂRЅS SЃRyoRјRµS SЂRyoS RЅS RјRЅRѕRiRѕS R RµRЅRyo SЃS RµRyiRµRЅSЏ k RIS Rg n R RјS RЅRЅRyoS x i tg vЃЎ O i i 1 2 vЂ n displaystyle x i operatorname tg alpha i quad i 1 2 ldots n RќR RyiSЂRyoRyeR R Rg e 0 1 displaystyle e 0 1 e 1 v i 1 n x i v i tg vЃЎ O i displaystyle e 1 sum i 1 n x i sum i operatorname tg alpha i e 2 v 1 v i lt j v n x i x j v i lt j tg vЃЎ O i tg vЃЎ O j displaystyle e 2 sum 1 leq i lt j leq n x i x j sum i lt j operatorname tg alpha i operatorname tg alpha j e 3 v 1 v i lt j lt k v n x i x j x k v i lt j lt k tg vЃЎ O i tg vЃЎ O j tg vЃЎ O k displaystyle e 3 sum 1 leq i lt j lt k leq n x i x j x k sum i lt j lt k operatorname tg alpha i operatorname tg alpha j operatorname tg alpha k RyRѕRgS tg vЃЎ v i 1 2 k O i e 1 v e 3 e 5 v v Yi v 1 k 1 e 2 k v 1 e 0 v e 2 e 4 v v Yi v 1 k e 2 k v i 1 k v 1 i 1 e 2 i v 1 v i 0 k v 1 i e 2 i displaystyle operatorname tg left sum i 1 2k alpha i right frac e 1 e 3 e 5 cdots 1 k 1 e 2k 1 e 0 e 2 e 4 cdots 1 k e 2k frac sum i 1 k 1 i 1 e 2i 1 sum i 0 k 1 i e 2i tg vЃЎ v i 1 2 k 1 O i e 1 v e 3 e 5 v v Yi v 1 k e 2 k 1 e 0 v e 2 e 4 v v Yi v 1 k e 2 k v i 1 k v 1 i e 2 i 1 v i 0 k v 1 i e 2 i displaystyle operatorname tg left sum i 1 2k 1 alpha i right frac e 1 e 3 e 5 cdots 1 k e 2k 1 e 0 e 2 e 4 cdots 1 k e 2k frac sum i 1 k 1 i e 2i 1 sum i 0 k 1 i e 2i RќR RyiSЂRyoRyeR R Rg t g O 1 O 2 e 1 e 0 v e 2 x 1 x 2 1 V v V x 1 x 2 t g O 1 t g O 2 1 V v V t g O 1 t g O 2 t g O 1 O 2 O 3 e 1 v e 3 e 0 v e 2 x 1 x 2 x 3 V v V x 1 x 2 x 3 1 V v V x 1 x 2 x 1 x 3 x 2 x 3 t g O 1 t g O 2 t g O 3 v t g O 1 t g O 2 t g O 3 1 v t g O 1 t g O 2 t g O 1 t g O 3 t g O 2 t g O 3 t g O 1 O 2 O 3 O 4 e 1 v e 3 e 0 v e 2 e 4 x 1 x 2 x 3 x 4 V v V x 1 x 2 x 3 x 1 x 2 x 4 x 1 x 3 x 4 x 2 x 3 x 4 1 V v V x 1 x 2 x 1 x 3 x 1 x 4 x 2 x 3 x 2 x 4 x 3 x 4 V V x 1 x 2 x 3 x 4 displaystyle begin aligned mathrm tg alpha 1 alpha 2 amp frac e 1 e 0 e 2 frac x 1 x 2 1 x 1 x 2 frac mathrm tg alpha 1 mathrm tg alpha 2 1 mathrm tg alpha 1 mathrm tg alpha 2 8pt mathrm tg alpha 1 alpha 2 alpha 3 amp frac e 1 e 3 e 0 e 2 frac x 1 x 2 x 3 x 1 x 2 x 3 1 x 1 x 2 x 1 x 3 x 2 x 3 frac mathrm tg alpha 1 mathrm tg alpha 2 mathrm tg alpha 3 mathrm tg alpha 1 mathrm tg alpha 2 mathrm tg alpha 3 1 mathrm tg alpha 1 mathrm tg alpha 2 mathrm tg alpha 1 mathrm tg alpha 3 mathrm tg alpha 2 mathrm tg alpha 3 8pt mathrm tg alpha 1 alpha 2 alpha 3 alpha 4 amp frac e 1 e 3 e 0 e 2 e 4 8pt amp frac x 1 x 2 x 3 x 4 x 1 x 2 x 3 x 1 x 2 x 4 x 1 x 3 x 4 x 2 x 3 x 4 1 x 1 x 2 x 1 x 3 x 1 x 4 x 2 x 3 x 2 x 4 x 3 x 4 x 1 x 2 x 3 x 4 end aligned S S R Rye RgR R S RЎRµRyeR RЅSЃ S RyeRѕSЃRµRyeR RЅSЃ RIS Rg SЃSѓRјRyo R SЂRiSѓRјRµRЅS S RI sec vЃЎ v i n O i v Џ i n sec vЃЎ O i e 0 v e 2 e 4 v v Yi v Џ i n sec vЃЎ O i v 0 v 2 k v n v 1 k e 2 k csc vЃЎ v i n O i v Џ i n sec vЃЎ O i e 1 v e 3 e 5 v v Yi v Џ i n sec vЃЎ O i v 1 v 2 k 1 v n v 1 k e 2 k 1 displaystyle begin aligned sec left sum i n alpha i right amp frac displaystyle prod i n sec alpha i e 0 e 2 e 4 cdots frac displaystyle prod i n sec alpha i displaystyle sum 0 leq 2k leq n 1 k e 2k 8pt csc left sum i n alpha i right amp frac displaystyle prod i n sec alpha i e 1 e 3 e 5 cdots frac displaystyle prod i n sec alpha i displaystyle sum 1 leq 2k 1 leq n 1 k e 2k 1 end aligned RgRµ ekV vЂ RµR RµRјRµRЅS R SЂRЅS SЃRyoRјRµS SЂRyoS RЅS RјRЅRѕRiRѕS R RµRЅRyo SЃS RµRyiRµRЅSЏ k RIS Rg n R RјS RЅRЅRyoS RgRyoRIRyoSЃSЊ RyiSѓRЅRyeS S R RЅRiRµRЅSЃRyo RIS Rg SЃSѓRј R SЂRiSѓRјRµRЅS S RI x i tg vЃЎ O i i 1 2 vЂ n displaystyle x i operatorname tg alpha i quad i 1 2 ldots n RќR RyiSЂRyoRyeR R Rg sec vЃЎ O OI Oi sec vЃЎ O sec vЃЎ OI sec vЃЎ Oi 1 v t g O t g OI v t g O t g Oi v t g OI t g Oi csc vЃЎ O OI Oi sec vЃЎ O sec vЃЎ OI sec vЃЎ Oi t g O t g OI t g Oi v t g O t g OI tg vЃЎ Oi displaystyle begin aligned sec alpha beta gamma amp frac sec alpha sec beta sec gamma 1 mathrm tg alpha mathrm tg beta mathrm tg alpha mathrm tg gamma mathrm tg beta mathrm tg gamma 8pt csc alpha beta gamma amp frac sec alpha sec beta sec gamma mathrm tg alpha mathrm tg beta mathrm tg gamma mathrm tg alpha mathrm tg beta operatorname tg gamma end aligned R RѕSЂRјSѓR Ryo RyiRѕRgRIS R RЅRѕRiRѕ RyeSѓS R R RѕSЂRјSѓR Ryo RyiRѕRgRIS R RЅRѕRiRѕ RyeSѓS R RIRyoRIRµRgRµRЅS R S RѕSЂRјSѓR 5 6 S 7 SЏRyeS Rѕ RIR SЏS Ryo RyeSѓS OI SЂS RIRЅRyoRј O R RѕSЂRјSѓR Ryo RyiRѕRgRIS R RЅRѕRiRѕ RyeSѓS R s i n vЃЎ 2 O 2 sin vЃЎ O cos vЃЎ O displaystyle mathop mathrm sin 2 alpha 2 sin alpha cos alpha 23 c o s vЃЎ 2 O cos 2 vЃЎ O v sin 2 vЃЎ O 2 cos 2 vЃЎ O v 1 1 v 2 sin 2 vЃЎ O 1 v t g 2 vЃЎ O 1 t g 2 vЃЎ O displaystyle mathop mathrm cos 2 alpha cos 2 alpha sin 2 alpha 2 cos 2 alpha 1 1 2 operatorname sin 2 alpha frac 1 mathop mathrm tg 2 alpha 1 mathop mathrm tg 2 alpha 24 t g 2 O 2 t g vЃЎ O 1 v t g 2 vЃЎ O 2 ctg vЃЎ O v tg vЃЎ O displaystyle mathop mathrm tg 2 alpha frac 2 mathop mathrm tg alpha 1 mathop mathrm tg 2 alpha frac 2 operatorname ctg alpha operatorname tg alpha 25 c t g 2 O c t g 2 vЃЎ O v 1 2 c t g O ctg vЃЎ O v tg vЃЎ O 2 displaystyle mathop mathrm ctg 2 alpha frac mathop mathrm ctg 2 alpha 1 2 mathop mathrm ctg alpha frac operatorname ctg alpha operatorname tg alpha 2 R RѕSЂRјSѓR Ryo RyiRѕS SЂS R RЅRѕRiRѕ RyeSѓS R R RѕSЂRјSѓR Ryo RyiRѕS SЂS R RЅRѕRiRѕ RyeSѓS R sin vЃЎ 3 O 3 sin vЃЎ O v 4 sin 3 vЃЎ O 4 sin vЃЎ O sin vЃЎ PЂ 3 v O sin vЃЎ PЂ 3 O displaystyle sin 3 alpha 3 sin alpha 4 sin 3 alpha 4 sin alpha sin left frac pi 3 alpha right sin left frac pi 3 alpha right cos vЃЎ 3 O 4 cos 3 vЃЎ O v 3 cos vЃЎ O 4 cos vЃЎ O cos vЃЎ PЂ 3 v O cos vЃЎ PЂ 3 O displaystyle cos 3 alpha 4 cos 3 alpha 3 cos alpha 4 cos alpha cos left frac pi 3 alpha right cos left frac pi 3 alpha right tg vЃЎ 3 O 3 tg vЃЎ O v tg 3 vЃЎ O 1 v 3 tg 2 vЃЎ O t g O tg vЃЎ PЂ 3 v O tg vЃЎ PЂ 3 O displaystyle operatorname tg 3 alpha frac 3 operatorname tg alpha operatorname tg 3 alpha 1 3 operatorname tg 2 alpha mathop mathrm tg alpha operatorname tg left frac pi 3 alpha right operatorname tg left frac pi 3 alpha right ctg vЃЎ 3 O 3 ctg vЃЎ O v ctg 3 vЃЎ O 1 v 3 ctg 2 vЃЎ O c t g O ctg vЃЎ PЂ 3 v O ctg vЃЎ PЂ 3 O displaystyle operatorname ctg 3 alpha frac 3 operatorname ctg alpha operatorname ctg 3 alpha 1 3 operatorname ctg 2 alpha mathrm ctg alpha operatorname ctg left frac pi 3 alpha right operatorname ctg left frac pi 3 alpha right R RѕSЂRјSѓR Ryo RyeSЂR S RЅRyoS RyeSѓS S RIR RѕSЂRјSѓR Ryo RyeSЂR S RЅRyoS RyeSѓS S RI sin vЃЎ n O v k 0 n 2 v 1 k n 2 k 1 cos n v 2 k v 1 vЃЎ O sin 2 k 1 vЃЎ O displaystyle sin n alpha sum k 0 n 2 1 k binom n 2k 1 cos n 2k 1 alpha sin 2k 1 alpha cos vЃЎ n O v k 0 n 2 v 1 k n 2 k cos n v 2 k vЃЎ O sin 2 k vЃЎ O displaystyle cos n alpha sum k 0 n 2 1 k binom n 2k cos n 2k alpha sin 2k alpha t g n O sin vЃЎ n O cos vЃЎ n O v k 0 n 2 v 1 k n 2 k 1 tg 2 k 1 vЃЎ O v k 0 n 2 v 1 k n 2 k tg 2 k vЃЎ O displaystyle mathrm tg n alpha frac sin n alpha cos n alpha dfrac displaystyle sum limits k 0 n 2 1 k binom n 2k 1 operatorname tg 2k 1 alpha displaystyle sum limits k 0 n 2 1 k binom n 2k operatorname tg 2k alpha c t g n O cos vЃЎ n O sin vЃЎ n O v k 0 n 2 v 1 k n 2 k ctg n v 2 k vЃЎ O v k 0 n 2 v 1 k n 2 k 1 ctg n v 2 k v 1 vЃЎ O displaystyle mathrm ctg n alpha frac cos n alpha sin n alpha dfrac displaystyle sum limits k 0 n 2 1 k binom n 2k operatorname ctg n 2k alpha displaystyle sum limits k 0 n 2 1 k binom n 2k 1 operatorname ctg n 2k 1 alpha RgRµ n displaystyle n V vЂ S S R R S R SЃS RyoRЅR S RyoSЃR R n displaystyle n n k displaystyle binom n k V vЂ R S RЅRѕRјS R R SЊRЅRyoR RyeRѕRµS S S S S RЅS R RyoRIS Rg S RѕSЂRјSѓR V V R RѕSЂRјSѓR Ryo RgR SЏ RyeSЂR S RЅRyoS RyeSѓS S RI RIRyoRIRѕRgSЏS SЊSЃSЏ R R RgRѕRyiRѕRјRѕRiRѕSЋ S RѕSЂRјSѓR Ryo RњSѓR RISЂR cos vЃЎ O i sin vЃЎ O n cos vЃЎ n O i sin vЃЎ n O i 2 v 1 displaystyle left cos alpha i sin alpha right n cos left n alpha right i sin left n alpha right quad i 2 1 R RѕR RyeSЂRyoS RјRѕ RyiSЂR RISѓ S R SЃS RyoRЅSѓ SЂS RIRЅRѕSЃS S R R S RѕSЂRјSѓR RѕSЋ R S RЅRѕRјR RќSЊSЋS RѕRЅR cos vЃЎ O i sin vЃЎ O n v q 0 n n q cos vЃЎ O n v q i sin vЃЎ O q displaystyle left cos alpha i sin alpha right n sum q 0 n n choose q cos alpha n q i sin alpha q R SЂR S SѓRIR RIS Ryo S Rѕ i 2 k v 1 k i 2 k 1 v 1 k i k v Z displaystyle i 2k 1 k i 2k 1 1 k i k in mathbb Z S R RIRyoRgS R RyoRIS Ryo RѕRyeSЂRµRјRѕ RgS R SЃRЅSѓ S R SѓSЏRIRЅSѓ S R SЃS RyoRЅRyo SЂS RIRЅS SЃS SЊ R R RyiRyoS RµRјRѕ Sѓ RIRyoRiR SЏRgS cos vЃЎ O i sin vЃЎ O n v k 0 n 2 n 2 k v 1 k cos vЃЎ O n v 2 k sin vЃЎ O 2 k i v k 0 n 2 n 2 k 1 v 1 k cos vЃЎ O n v 2 k v 1 sin vЃЎ O 2 k 1 displaystyle left cos alpha i sin alpha right n sum k 0 n 2 n choose 2k 1 k cos alpha n 2k sin alpha 2k i left sum k 0 n 2 n choose 2k 1 1 k cos alpha n 2k 1 sin alpha 2k 1 right RџS RgSЃS R RIRyoRјRѕ RѕS SЂRyoRјR RЅSѓ SЂS RIRЅS SЃS SЊ Sѓ S RѕSЂRјSѓR Sѓ RњSѓR RISЂR v k 0 n 2 n 2 k v 1 k cos vЃЎ O n v 2 k sin vЃЎ O 2 k i v k 0 n 2 n 2 k 1 v 1 k cos vЃЎ O n v 2 k v 1 sin vЃЎ O 2 k 1 cos vЃЎ n O i sin vЃЎ n O displaystyle sum k 0 n 2 n choose 2k 1 k cos alpha n 2k sin alpha 2k i left sum k 0 n 2 n choose 2k 1 1 k cos alpha n 2k 1 sin alpha 2k 1 right cos left n alpha right i sin left n alpha right RћSЃRyeS R SЊRyeRyo RgRIR RyeRѕRјRyiR RµRyeSЃRЅS S RyoSЃR R SЂS RIRЅS S RѕRgS S R RyoS Rµ S RѕRgS RyeRѕR Ryo SЂS RIRЅS S S RЅS RgS R SЃRЅS S R SѓSЏRIRЅS S R SЃS RyoRЅRyo S Rѕ R RѕSЃS R RЅRЅSЊRѕS SЂS RIRЅRѕSЃS S RѕS SЂRyoRјSѓS RјRѕ S SѓRyeR RЅS S RѕSЂRјSѓR Ryo sin vЃЎ n O v k 0 n 2 v 1 k n 2 k 1 cos n v 2 k v 1 vЃЎ O sin 2 k 1 vЃЎ O displaystyle sin n alpha sum k 0 n 2 1 k binom n 2k 1 cos n 2k 1 alpha sin 2k 1 alpha cos vЃЎ n O v k 0 n 2 v 1 k n 2 k cos n v 2 k vЃЎ O sin 2 k vЃЎ O displaystyle cos n alpha sum k 0 n 2 1 k binom n 2k cos n 2k alpha sin 2k alpha R S RµSЂR S S R RЅS S RѕSЂRјSѓR Ryo sin vЃЎ n 1 O 2 sin vЃЎ O cos vЃЎ n O sin vЃЎ n v 1 O displaystyle sin n 1 alpha 2 sin alpha cos n alpha sin n 1 alpha cos vЃЎ n 1 O 2 cos vЃЎ O cos vЃЎ n O cos vЃЎ n v 1 O displaystyle cos n 1 alpha 2 cos alpha cos n alpha cos n 1 alpha t g n 1 O t g n O tg vЃЎ O 1 v t g n O tg vЃЎ O displaystyle mathrm tg n 1 alpha frac mathrm tg n alpha operatorname tg alpha 1 mathrm tg n alpha operatorname tg alpha c t g n 1 O c t g n O ctg vЃЎ O v 1 c t g n O ctg vЃЎ O displaystyle mathrm ctg n 1 alpha frac mathrm ctg n alpha operatorname ctg alpha 1 mathrm ctg n alpha operatorname ctg alpha
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