SOLUTION: how do you factor x cubed plus 8 y cubed?
Algebra.Com
Question 763708: how do you factor x cubed plus 8 y cubed?
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
x^3 + 8y^3
x^3 + (2y)^3
(x + 2y)(x^2 - x*2y + (2y)^2) ... use the sum of cubes factoring rule
(x + 2y)(x^2 - 2xy + 4y^2)
Final Answer: (x + 2y)(x^2 - 2xy + 4y^2)
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