Wednesday
April 1, 2015

Homework Help: trig

Posted by Priya on Thursday, May 1, 2008 at 5:09pm.

If sin theta = x and -pi/2 is less than or equal to theta less than or equal to pi/2, find sin 2theta and cos 2theta in terms of x.

Is it alright if I recommend you to my classmates tommorow? YOu seem to know more than my professor!

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

trig - e.g. tan 315 = -1, does that work in our equation ?? Yes, thank you again...
Math - sin theta = 8/17 and theta is in the second quadrant. Find sin(2theta),...
trig - given that 1/2pi<theta<pi and sin theta=1/5, use appropriate ...
math - There are no typos and no work b/c I don't know how to do them. Thanks. 1...
Math - sin theta = 8/17 and theta is in the second quadrant. Find sin(2theta),...
trig - Write each identity expression in terms of:1. cos theta= a. sin^2theta...
Math - 1)Find cos theta if sin theta=3/5 and 90 degrees<theta<180 degrees...
Algebra II - Which of the following expressions are not equal to 1? A) sin^2 ...
Math Trig Help - sin theta = x/3, with theta in the first quadrant, find the ...
Precalculs - I have no idea how to do these type of problems. -------Problem...

Members