Question

Simplify the expression: 1/1+cot^2x
A. sec^2 x
B. csc^2 x
C. sin^2 x
D. cos^2 x
E. tan^2 x

Answer 1

take the basic equation

sin^2 + cos^2 = 1

divide every term by sin^2

what do you get...?

Answer 2

sin^x

Answer 3

c.