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## Homework Statement

1. Find a formula for

(f

2. Find a formula for

(f

3. Find a formula for the composition below.

g(h(x)) =

4. Find a formula for the composition below.

(h

## The Attempt at a Solution

1. f(g(x))

2. f(f(x))

3. (g º h)(x)

4. h(g(x))

Why are these incorrect?