Let f, g, h be real functions given by f(x)=sin x, g(x)=2x and h(x)=cos x. Prove that fog=go(fh)

Let f, g, h be real functions given by f(x)=sin x, g(x)=2x and h(x)=cos x. Prove that fog=go(fh)

Matching exercise

Match the items on the right to the items on the left.

LStep 1

Step 2

Step 3

Step 4

Step 5

Step 6
Step 6

Step 7

Step 8

Step 9