Friday
April 18, 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

Math - Evaluate *Note - We have to find the exact value of these. That I know to...
trig - hoW to evaluate these if cos=-12/13, A in Q II and cot B =5/12, B in Q ...
Trig - Given: cos u = 3/5; 0 < u < pi/2 cos v = 5/13; 3pi/2 < v < ...
Inverse trigonometric function - How to solve without calculator 1. sin(arctan(...
math - tan (u-v) given sin u=3/4 and cos v= -5/13 with U and V in quadrant 2 Use...
Math - please help - If x and y are in the interval (0,π/12) and sin x = 3/...
Math help please - If x and y are in the interval (0,π/12) and sin x = 3/5 ...
Trigonometry - Use the trig Identities to find the other 5 trig functions. ...
Math - 3. find the four angles that define the fourth root of z1=1+ sqrt3*i z...
trig - suppose sin(x)=4/5 and cos(y)=-12/13, and x and y are in the second ...

Search
Members