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57

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PAGE: 482SET: ExercisesPROBLEM: 57
Please look in your text book for this problem Statement

The expression is .

A polynomial can be factor by grouping:

Group terms with common factors.

Factor the GCF from each group.

Apply commutative property of addition: .

Notice that  is common in both groups, so it becomes the GCF.

Apply distributive property: .

.

The option D is correct answer.



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