differentiate sinx.cosx expression in trigonometry

#Trigonometry

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differentiate sinx.cosx expression in trigonometry

Rajiv kumar Prabhakar 1st Jun, 2021

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Answer (1)

Palak kumari 1st Jun, 2021

Hey there,

(Sinx*Cosx )dx

Using the (u.v)dx formula,

->Sinx*(-Sinx)+Cosx*Cosx

-> -sin²x+cos²x

->cos²x-sin²x

->Cos2x ( since,cos²x-sin²x)
Hope this helps!

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