Friday
December 19, 2014

Homework Help: Trigonometric

Posted by Matt on Tuesday, November 6, 2012 at 10:31am.

Given that sinx = 7 /25 pi/2 <or equal to x <or equal to pi Find the value of cos 2x

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Trigonometry - 4. Find the exact value for sin(x+y) if sinx=-4/5 and cos y = 15/...
Math (trigonometric identities) - I was given 21 questions for homework and I ...
Simplifying with Trigonometry Identities - Hi, I am a senior in High School ...
Mathematics - Trigonometric Identities - Reiny - Mathematics - Trigonometric ...
Trig - I'm confused on how to determine what the end result angles are for a ...
Mathematics - Trigonometric Identities - Prove: sin^2x - sin^4x = cos^2x - cos^...
Trigonometry - a. Find the exact value of sin (theta - pi/6) b. Find the exact ...
Pre-Calc - Trigonometric Identities Prove: (tanx + secx -1)/(tanx - secx + 1)= ...
Trig....... - I need to prove that the following is true. Thanks (2tanx /1-tan^x...
Trigonometry - Prove the following trigonometric identities. please give a ...

Search
Members