February 19, 2017

Homework Help: Trig Identities

Posted by Donovan on Tuesday, January 6, 2009 at 6:46am.

Please help...I'm not understanding trig identities and how to manipulate and express these two problems in their associated functions.


a)Express as a function of cos (theta)

2 sin^2(theta) - 1

b)Express as a function of sin (theta) or cos (theta)

tan^2(theta) - 2 sec(theta)sin(theta)

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions