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Cot ¯¹(root cosx) - tan¯¹(root cosx)...... …

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Cot ¯¹(root cosx) - tan¯¹(root cosx)...... Then prove that siny =tan²x/2
  • 4 answers

Aarti No 7 years, 9 months ago

cot¶ √COSX - TAN ¶√cosx =y Tan [1÷ √cosx] _tan¶[ √cosx] = y Formula laga Tan¶ {1 -cosx÷2 √cosx} =y $ Tan ko sin me change kar Sin ¶ {1 -cosx / 1+cosx }= y sin ¶{ 2 sin square x /2 /2 cos square x/2 } =y sin y = { tan square x/2 } proved here ¶ = inverse show kar raha hai because mujhe tan inverse show karna nhi aa raha ok

Chhavi Rathi 7 years, 9 months ago

Cot-¹ (√cosx) - tan-¹(√cosx) = y Tan-1(√cosx) - tan-1( √cosx) = y Tan-1(1-cosx/2)=y 2sin²x/2 / 2. = tany Sin²x/2 = tany

Tanya Goyal 7 years, 9 months ago

Ques x m ans y m....gdbd h pkka

Aisha Grewal 7 years, 9 months ago

Kya koi iska answer d sakta h
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