Question

Pls pls pls pls pls help

Answer 1

23

Step-by-step explanation:

$f(3) = {(3)}^{2} + 3(3) - 7 = 9 + 9 - 7 \\ = 18 - 7 = 11$

$g(3) = 5(3) - 3 = 15 - 3 = 12$

$f(3) + g(3) = 11 + 12 = 23$

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