# Math

posted by
**Oscar**
.

Proving identities: tell wether or not f(x)=sin x is an identity (Does it simplify to Sin x) ? Please help

(sin^3x)(1+cot^2x)

posted by
**Oscar**
.

Proving identities: tell wether or not f(x)=sin x is an identity (Does it simplify to Sin x) ? Please help

(sin^3x)(1+cot^2x)