janettxruz janettxruz

23-06-2018
Mathematics

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What expression is represented by the factorization below? (2x+7) (2x-7)

What expression is represented by the factorization below 2x7 2x7 class=

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sbcardinals sbcardinals

23-06-2018

(2x+7)(2x-7)

4x^2 - 49 is your answer when we FOIL the function.

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mayadc821 mayadc821

23-06-2018

Multiply the terms using FOIL (first, outside, inside, last). See attached image.

(2x)(2x) + (2x)(-7) + (7)(2x) + (7)(-7)

4x² - 14x + 14x - 49

4x² - 49

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