Posted by **Katie** on Monday, March 5, 2012 at 8:02pm.

Prove (3cosθ-4sinθ)^2+(4cosθ+3sinθ)^2=25

## Answer This Question

## Related Questions

- Math - Trig Substitution - How can I solve the integral of x^3√(9-x^2) dx ...
- Math - Calculus - The identity below is significant because it relates 3 ...
- Math - 1. Find the exact value of 2tan pi/12 / 1-tan^2 pi/12 root 3/3? 2. Given ...
- Trig - Given that csc θ = -4 and tan θ > 0, find the exact value of...
- math - Prove the following identities: a) (cosec θ + cotθ)(cosecθ...
- Calculus - A vehicle moves along a straight path with a speed of 4m/s. A ...
- trig - The terminal side of θ lies on a given line in the specified ...
- Precalc/Trig - Sorry there are quite a few problems, but I just need to know if ...
- Trig - Given that tan θ = - (√3/8) and θ is in QII, find the ...
- Trig - Use a calculator to find θ to the nearest tenth of a degree, if 0° &...

More Related Questions