Question

sinA/1-cosA=cosecA+cotA​

Answer 1

Answer:

Assuming all are using angle A,

sin/(1-cos)

= sin(1+cos)/(1-cos)(1+cos)

= sin(1+cos)/(1-cos^2)

= sin(1+cos)/sin^2

= (1+cos)/sin

= csc+cot

Steve