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Prove that .(sinAsinB)/(cosA+cosB)=(2tan(A/2)tan(B/2))/(1-tan^2(A/2)tan^2(B/2))

Prove that .(sinAsinB)/(cosA+cosB)=(2tan(A/2)tan(B/2))/(1-tan^2(A/2)tan^2(B/2))

Grade:12

1 Answers

Shrey Mahar
askIITians Faculty 70 Points
16 days ago
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