Thursday
November 27, 2014

Homework Help: Trig Question

Posted by Anonymous on Thursday, April 26, 2012 at 4:55pm.

Given that tan x= -3/4 and x is in the second quadrant. Find sin 2x, cos 2x, and tan 2x (Exact, no decimals).

Please show step-by-step, thank you!

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Trig - Given: cos u = 3/5; 0 < u < pi/2 cos v = 5/13; 3pi/2 < v < ...
Trig - can I please have help with these 3 questions? 1. Solve this equation ...
math - Use the exact values of the sin, cos and tan of pi/3 and pi/6, and the ...
Trig - Use the given information to evaluate sin (a+b). Exact answers only. No ...
Trig - Use the given information to evaluate sin (a+b). Exact answers only. No ...
math - Use the exact values of the sin, cos and tan of pi/3 and pi/6, and the ...
TRIG - what is another form of: sin (A+B) sin (A-B)/ cos^2 A cos^2 B a) cos^2 A...
easy trig - If sin(theta)=[sqrt(70)]/7 and theta is in Quadrant two, find the ...
simple trig - If sin(theta)=[sqrt(70)]/7 and theta is in Quadrant two, find the ...
trig - Given that tan B= 7/24 with B in quadrant III, find sin 2B, cos 2B, and ...

Search
Members