Thursday

February 26, 2015

February 26, 2015

Posted by **shery** on Tuesday, May 3, 2011 at 12:59pm.

- trig -
**Reiny**, Tuesday, May 3, 2011 at 2:18pmunclear what you mean

is it 3sin^2 x - cos^2 x = 2 ?

**Answer this Question**

**Related Questions**

calculus - Hi i have two questions: what is the exact value of cos 5(pie)/12? ...

math - state the period, the amplitude and the phase shift of the function y = 1...

trig - What is the exact value of 19 pie divided by 12.

Math - i dont know how to solve this, i'm so lost. determine the exact value ...

Maths - if in a triangle ABC m angle A=π/2, then value of cos2 A + cos2 B...

trig - use a sum or difference identity to find an exact value cos pie/12

trig identies 5.3 &5.4 - use a sum or difference identity to find an exact value...

Trig - Use the half angle formula to find the exact value of tan 7 pie/8

Trig - how do i find the exact value of s [pie/2, pie] sin s = radical2/ whole ...

maths - If S=1/2^2cos1 + 1/cos1¤cos2+1/2^3 cos1 ¤cos2¤cos2^2 + .......... upto ...