Question

Trig Help.
sin-1(sin(3pi/7)

Answer 1

@TheSmartOne I got stuck sooner than I had hoped

Answer 2

aha, this question is simple :P

Answer 3

So

\(\sf sin^{-1}(sin(x))=x\)

Answer 4

The sin^-1 and the sin cancel out.

Answer 5

oh snap

Answer 6

so its just 3pi/7?

Answer 7

exactly :)

Answer 8

Thanks again :)

Answer 9

Unless they want the answer in degrees, but I doubt that. :P

Anytime :D