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April 18, 2015

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

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