
Let's Solve ~





or


[ it's similar to expression - a² + 2ab + b² that is equal to (a + b)² ]
so, let's use this identity here to factorise :

I hope it was helpful ~
Answer:
1. The input is f
2. The input is g
3. The input is h
Step-by-step explanation:
The value inside the bracket of the function is the input given to the function.
1. g(f) = 2f
The input is f
2. h(g) = -4+g
The input is g
3. f(h) = h - 7
The input is h
Answer:
A, C, and E good luck
Step-by-step explanation: