Question

if sin^-1(1/3) + cos^-1(x) = pi/2, then find x.

Answer 1

OK now I can help :)

Answer 2

first of all tell me is 90 in degrees?

Answer 3

oh you edited it ok

Answer 4

you see we have a fundamental property that

\[\sin^{-1} x+ \cos^{-1} x =\dfrac{\pi}{2}\]

Use this idea to get your answer

Answer 5

ok
thank u

Answer 6

yw :)