Question

somebody please help me precalculus question

Answer 1

You just need to look at the domains and ranges of the Sin and Arcsin functions. In the first instance this is pretty trivial. In the second you are restricted by the range of arcsin.

Answer 2

anyway you have time to answer it for me? i am going to tutoring tomoro..

Answer 3

The first is just -18/62 or -9/31
The second is -pi/7

Answer 4

72/63 = 8/7
sin(8pi/7) = sin(-pi/7)

Answer 5

thanks so much valpey!!!!! do you have time to answer another one??