12. If Cote7/ then find the value of (1+Sine) (1-Sine)(1+Cose) (1-Cos6 – InterviewSolution

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12. If Cote7/ then find the value of (1+Sine) (1-Sine)(1+Cose) (1-Cos6)

Answer»

After multiplicationas we know that(a+b)(a-b)= a^2-b^2so here1-sin^2 theta /1-cos^2 theta=( cos/sin)^2= cot^2 theta= 49/64

As cot theta= cos /sinand 1-sin^2= cos^2 thetaAnswer49/64

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