Question

F(x) = 5x3-2 and g(x) = 2x+1, find (f +g)(x).

O A. 3x°-1
B. 5x^3+2x-1
O c. 3x²-1
O D. 10x^3-2
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7
SUBMIT

Answer 1

B. 5x³ + 2x -1

Explanation:

(f +g)(x) = f(x) + g(x)

= 5x³ - 2 + 2x + 1

= 5x³ + 2x -1