What is the square of 5y?

Provide an example of a trigonometric function and describe how it is transformed from the standard trigonometric function f(x) = sin x, f(x) = cos x, or f(x) tan x using key features.

Which expression will have the same sum as 3_8 + 1/4?

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.