SOLUTION: Factor as the sum of two cubes. 27a^3 + 343b^3

SOLUTION: Factor as the sum of two cubes. 27a^3 + 343b^3

Algebra.Com

Question 908297: Factor as the sum of two cubes.
27a^3 + 343b^3

Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!
27a^3 + 343b^3=
(3a)^3+(7b)^3=
(3a+7b)(9a^2-21ab+49b^2)
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