Question

1. Match each expression with the correct combined form.

f(x)=x²-2
g(x)=x+5
h(x) = 2x


x²+x+3
2x + x + 5
x²-x-7
2x-x-5


f+g
f-g
g+h
h-g

Answer 1

Answer: f(x)=x²-2

g(x)=x+5

h(x)=2x

x²+x+3 -> f+g

2x + x + 5 -> g+h

x²-x-7 -> f-g

2x-x-5 -> h-g

Explanation: