SOLUTION: Factor 27-64a^3

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Factor 27-64a^3      Log On


   

Question 179582: Factor 27-64a^3
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
27-64a^3
:
3%5E3-%284a%29%5E3.... use the difference of cubes formula where a is 3 and b is 4a
:
3-4a%29%289%2B12a%2B16a%5E2%29