SOLUTION: Factor completely. 16x2 – 4

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Question 556314: Factor completely. 16x2 – 4
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
16x^2-4

4(4x^2-1)

4((2x)^2-1^2)

4(2x-1)(2x+1)


So 16x^2-4 completely factors to 4(2x-1)(2x+1)

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