Question

Prove that sin theta.tan theta/ 1- cos theta = 1 + sec theta. Pls help.​

Answer 1

Answer:

sin*sin/cos/1-cos

sin²/cos-cos²

1²-cos²/1-cos*cos

(1-cos)(1+cos)/(1-cos)cos

1+cos/cos

1/cos+1

sec+1

hence proved