Question

3. Prove that

tan (90− θ ) + cot (90− θ )

cosec θ
= sec A .​

Answer 1

Step-by-step explanation:

cot theta +tan theta = cos theta/sin theta +sin theta/cos theta = cos^2 theta+sin^2 theta/sin theta. cos theta = 1/ sin theta. cos theta cosec theta. sec theta.