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How to factor 4x^3 - 64x

How to factor 4x^3 - 64x
asked 210k views
4 votes
How to factor 4x^3 - 64x

asked
User Maslick
by
8.2k points

1 Answer

3 votes
Factor out the gcf
4x(x^2-16)

Then factor the inner binomial (difference of squares)
4x(x+4)(x-4)

Final answer: 4x(x+4)(x-4)
answered
User Marco Cerliani
by
7.5k points
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