# Algebra 2 to Reiny

posted by
**Ana**
.

in the one you helped me with, where did this come from: Where did this part come from?

- (sin^2Ø + cos^2Ø)

posted by
**Ana**
.

in the one you helped me with, where did this come from: Where did this part come from?

- (sin^2Ø + cos^2Ø)