SOLUTION: Factor: 27x^3-64

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Question 703154: Factor: 27x^3-64
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
Factor:
27x^3-64=(3x)^3-4^3
use difference of cubes formula: (x^3-y^3)=(x-y)(x^2+xy+y^2)
(3x)^3-4^3=(3x-4)(9x^2+12x+16)