# pre calculus

posted by
**james** on
.

Simplify and write the trigonometric expression in terms of sine and cosine:

((2+tan^2 x)/(sec^2 x))-1 = (f(x))^2

f(x)= ??

posted by
**james** on
.

Simplify and write the trigonometric expression in terms of sine and cosine:

((2+tan^2 x)/(sec^2 x))-1 = (f(x))^2

f(x)= ??