emilybb195 emilybb195

15-01-2017
Mathematics

contestada

Please Answer!!! To factor 4x² - 25 , you can rewrite the expression as
A. (2x - 5)²
B. (2x)² - (5)²
C. (x)² - (2)²
D. None of the above

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royalranger royalranger

15-01-2017

Well Emily, i believe it is B.

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15-01-2017

B) (2x)^2 - 5^2

This is because the root of 4x^2 = 2x * 2x

And the root of 25 is 5.

Therefore, (2x)^2 - 5^2

Answer Link

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