How to factor 9x^2-25

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asked Apr 15, 2017 209k views

2 Answers

Shiniece · Answer 1 · 2017-04-17T22:52:55+0000

Since the 9 and 25 are both perfect squares and it is a difference (subtraction), you have a difference of perfect squares. This always factors to the form
(a+b)(a-b).
(3x-5)(3x+5) is the answer

How to factor 9x^2-25

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