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The textbook question is. Eli was asked to factor 4x2 - 2x- 12completely. Here is his work: 4x2 - 2x - 12 = 4x2 -

The textbook question is.

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Eli was asked to factor 4x2 - 2x- 12completely. Here is his work: 4x2 - 2x - 12 = 4x2 - 8x + 6x - 12 = (4x2 - 8x) + (6x - 12) = 4x (x - 2)+6(x- 2) = (x - 2) (4x + 6) Did Eli factor the trinomial completely? If not, explain Eli's error and show how to factor this completely

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