3 years ago

F(x) = 3x + 9, g(x) = 5x2 Find (f + g)(x).

Mathematics

2 answers:

Ivahew [28]3 years ago

7 0

Answer:

$5x^2 + 3x +9$

Step-by-step explanation:

$f(x) = 3x + 9\\g(x) = 5x^2$

$(f+g)(x)\\f(x) + g(x)$

$3x+9 + 5x^2$

$5x^2 + 3x +9$

Karo-lina-s [1.5K]3 years ago

4 0

F(x) = 3x + 9
g(x) = 5x²

(f + g)(x) = (3x + 9) + 5x²
(f + g)(x) = 3x + 9 + 5x²
(f + g)(x) = 5x² + 3x + 9

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