Sunday
April 20, 2014

Homework Help: calculus

Posted by Adam on Tuesday, March 2, 2010 at 11:37pm.

prove
cos squared B- sin squared B= 2cos squared B -1

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Precalculus with Trigonometry - Prove or disprove the following Identities: cos...
math - prove the identity : cos^4 theta- sin ^4 thetaover sin squared theta cos ...
algebra 2 multiple choice HELP - find f(a), if f(t) = 2t2(squared)-t-2 A. 2(a+t)...
Precalculus - Prove or disprove cos(x+y)cos(x-y)=cos squared (x) - Sin squared (...
Pre Calc - How to prove tan4x = 1-8 sin squared of cos squared of x
math - How do i find the area of a triangle? For example: A squared + b squared...
math - i am having a minor difficulty i've been stuck for over an hour and don't...
Math11U - A Pythagorean Triple is a set of integers that satisfy the Pythagorean...
Math - I need help with this problem. In decimal form, write the ratio of the ...
trig - Prove that sin squared 20 degrees+sin squared 40 degrees+ sin squared 80 ...

Search
Members