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29 July, 11:03

Which expression is equivalent to

2x2 + 2x-4?

2x2 - 4x + 2

X+2

X-1

X+2

-2

X + 2

x-2

+4
Answers (2)
  1. 29 July, 13:21
    0
    2 (x + 2) (x - 1)

    Step-by-step explanation:

    Simplify the following:

    2 x^2 + 2 x - 4

    Factor 2 out of 2 x^2 + 2 x - 4:

    2 (x^2 + x - 2)

    The factors of - 2 that sum to 1 are 2 and - 1. So, x^2 + x - 2 = (x + 2) (x - 1):

    Answer: 2 (x + 2) (x - 1)
  2. 29 July, 13:41
    0
    2 (x + 2) (x-1)

    Explanation
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