Factor 4x2 - 1. A) (2x + 1)(2x - 1) B) (2x - 1)(2x - 1) C) (4x - 1)(x + 1) D) (4x + 1)(x + 1)

asked Nov 27, 2022 57.2k views

3 votes

Factor 4x2 - 1.

A) (2x + 1)(2x - 1)
B) (2x - 1)(2x - 1)
C) (4x - 1)(x + 1)
D) (4x + 1)(x + 1)

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5 votes

Answer: A) (2x+1)(2x−1)

How to: Since both terms are perfect squares, factor using the difference of squares formula,

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