Friday
October 24, 2014

Homework Help: Inverse Functions & Trig. Equations

Posted by Claire on Saturday, August 7, 2010 at 4:21am.

7. Evaluate sin[sin^-1(-1/2)].
a. 1/2
b. /6
c. -1/2
d. - /6

8. Evaluate cos[tan^-1(5/12)].
a. 12/13
b. 12/5
c. 5/12
d. 5/13

9. Evaluate cos[sin^-1(-3/5)].
a. -4/5
b. 5/4
c. 4/5
d. -3/4

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! - Posted by hayden on Monday, February 23, 2009 at 4:05pm. sin^6 x + cos^6...
Mathematics - Trigonometric Identities - Let y represent theta Prove: 1 + 1/tan^...
Precalc/Trig - evaluate the expression assuming that cos(x)=1/7, sin(y)=1/3, sin...
Limit Calculas - Evaluate lim->4 sin(2y)/tan(5y) Here is what I have so far. ...
calculus - Evaluate lim->4 sin(2y)/tan(5y) Here is what I have so far. I am ...
Trigonometry - Please review and tell me if i did something wrong. Find the ...
trig 26 - simplify to a constant or trig func. 1. sec u-tan u/cos v+sin v ...
Math - Which of the following are inverse functions? 1. Arcsin x and sin x 2. ...
math (repost) - Which of the following are inverse functions? 1. Arcsin x and ...

Search
Members