Factor the following sum of two cubes.

27u^3+64

Hi Nenamm,


I am french (Boulogne sur mer 62200 - FRANCE)



A^3 + B^3 = (A + B) x (A² - A•B + B²)


. . . then :


27u^3+64 = (3•u)^3 + 4^3


. . . finally :


27u^3+64 = (3•u + 4) x (9u² - 12u + 16)



I hope to have answered your question.
.