Cosx=cos(a)-cos (b)÷1-cos (a)cos (b).prove that tan (x÷2)=tan (a÷2)cot (b÷2)

Question

Deepak Kumar Shringi · Answer

apply fromula of cotx in terms of tanx/2 both sides you will get the answer

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Cosx=cos(a)-cos (b)÷1-cos (a)cos (b).prove that tan (x÷2)=tan (a÷2)cot (b÷2)

Cosx=cos(a)-cos (b)÷1-cos (a)cos (b).prove that tan (x÷2)=tan (a÷2)cot (b÷2)

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Cosx=cos(a)-cos (b)÷1-cos (a)cos (b).prove that tan (x÷2)=tan (a÷2)cot (b÷2)

Cosx=cos(a)-cos (b)÷1-cos (a)cos (b).prove that tan (x÷2)=tan (a÷2)cot (b÷2)

1 Answers

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