Question

cos(sin^(-1)1/2)

Answer 1

hint:
\[\sin 30 = \frac 12\]
\[\sin 60 = \frac{\sqrt 3}{2}\]
\[\sin 45 = \frac{\sqrt 2}{2}\]
\[\sin 0 = 0\]
\[\sin 90 = 1\]
does that help?

Answer 2

so cos(30 degrees)?

Answer 3

right..now evaluate that

Answer 4

(sqrt 3)/2 or 0.866

Answer 5

right

Answer 6

Man, you are on a roll with these questions! :))

Answer 7

haha lol =))

Answer 8

And that's the end of my packet...

Answer 9

you basically did all of it..

Answer 10

aww :C

Answer 11

guess i'll just ask a few questions..

Answer 12

i would give you a million medal things if i could.

Answer 13

you could just fan me :p hahaha lol