Question

F(x) = x^2 +1 G(x)=5-x

Answer 1

see explanation

Explanation:

(f + g)(x)

= f(x + g(x)

= x² + 1 + 5 - x ← collect like terms

= x² - x + 6

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(f - g)(x)

=f(x) - g(x)

= x² + 1 - (5 - x)

= x² + 1 - 5 + x ← collect like terms

= x² + x - 4

Answer 2

Answer: for the question 2 I gave you the step by step explanation in the picture so you can probably better understand where you did wrong , I hope it will be helpful for you, have a nice rest of your day:)