Question

Which expression is a factor of both x^2+5x+6 and x^2+2x-3?

A. x-3
B. x-1
C. x+2
D. x+3

Answer 1

(x+3) is a factor in both expressions.

Explanation:

x^2+5x+6

(x +2)(x+3)

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x^2+2x-3

(x+3)(x-1)

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(x+3) is a factor in both expressions.