- #1
Juliano
- 5
- 0
Homework Statement
solve 3cos(x) + 3 = 2 sin^2(x) where 0 <= x < 2pi
Homework Equations
The Attempt at a Solution
3(cos(x) + 1) = 2 sin^2(x)
3(cos(x) + 1) = 2 (1- cos^2(x))
I've tried this variation, and a couple others but it just does not pan out. Please help.
Oh yeah we have a real uninformative book.