4 years ago

What is this answer??

Mathematics

1 answer:

ohaa [14]4 years ago

7 0

(f+g)(x) = x^2 -2x +6x + 4
(f+g)(x) = x^2 + 4x + 4
(f+g)(x) = (x + 2)^2

(x + 2)^2 = 0
x + 2 = 0
x = -2

answer
B. -2

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