Question

Prove that 2-3sina+sin^3a/(sina+2) = 2sina(sina-1)+cos^2a.

Answer 1

Answer:

so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so so sorry but I don't know so sorry