Question

Prove that `(2-3sin alpha+sin^(3)alpha)/(sin alpha+2)=2sin alpha(sin alpha-1)+cos^(2)alpha​

Answer 1

Answer:

Let f(β)=limα→βsin2α-sin2βα2-β2 them f(π4) greater then-. Related Videos. VIEW ALL · If `sin(alpha+beta)=1,sin(alpha-beta.