Sunday

April 20, 2014

April 20, 2014

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

- Trig -
**bobpursley**, Monday, March 5, 2012 at 8:11pmsquare both terms...

9cos^2+4sin^2-24cossin+16cos^2+24cossin+9sin^2=

9(cos^2+sin^2)+16(cos^2+sin^2)=

and you can finish it.

**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 ...

math - Prove the following identities: a) (cosec θ + cotθ)(cosecθ...

Trig - Given that csc θ = -4 and tan θ > 0, find the exact value of...

trig - The terminal side of θ lies on a given line in the specified ...

Trig - Given that tan θ = - (√3/8) and θ is in QII, find the ...

Trig - Given that cos θ = 5/13 and θ is in QIV, find the exact value ...

Trigonometry - There are four complex fourth roots to the number 4−4√...

Trigonometry - Which of the following is equivalent to 1 − cos 2 θ/...