Math, asked by mandapremkumar19, 7 months ago

If sec teeta + tan teeta =k prove that K2-1. by. k2+1 = sin teeta

Answers

Answered by aliasif93429

1

Answer:

If secθ+tanθ=k, cosθ=secθ+tanθ=k, cosθ= k2+12kk2+12k b. 2kk2+12kk2+1 c. kk2+1kk2+1 d. kk2−1kk2-1

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