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Question

Factor the trinomial: 3x2−4x−4

A
(3x+2)(x2)
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B
(3x2)(x2)
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C
(3x+2)2
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D
(3x+2)(x+2)
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Solution

The correct option is A (3x+2)(x2)
3x24x4
=3x26x+2x4 (Rewrite 4x as 6x+2x to make grouping and factoring easier.)
=3x(x2)+2(x2)
=(3x+2)(x2)
Therefore 3x24x4=(3x+2)(x2)

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