Question

If f(x) = x 2 + 1 and g(x) = 3x + 1, find [f(2)-g(1)] ^2.

Options:

1: 1
2: 2
3. 9

Answer 1

The answer is the first one

Answer 2

evaluate each
f(2)=2^2+1=4+1=5
g(1)=3(1)+1=3+1=4

[f(2)-g(1)]^2=(5-4)^2=1^2=1

answer is first one