Precalc Help!!!!

Question

Verify the following identity

b) secθ+cscθ−cosθ−sinθ=sinθtanθ+cosθcotθ.

Please help thank you in advance

Answer 1

Write sec and csc as 1/cos and 1/sin respectively.(on the left).

The use sin cos as the common denominator.

The numerator will factor by grouping...and then you should see that you are done

(Remember sin² + cos² = 1).