Question

Solve:

Answer 1

If \[2^x=\cos (y/2) \] & \[a^x=\sin y\] Then, Find \[\sin (y/2).\]

Answer 2

Please solve:)

Answer 3

you know the formula : \[\sin 2u = 2\sin u \cos u\] ?

Answer 4

Ya!

Answer 5

Then you have \[a^x=2\sin\frac{y}{2} \cos\frac{y}{2}\]

Answer 6

a^x/2^(x+1)

Answer 7

ok !anakhoava

Answer 8

\[siny=2\sin \frac y2 \cos \frac y2\]

Answer 9

Thanx a lot u all!