Answer:
27a³ - 27a²b + 9ab² -b³
Step-by-step explanation:
hope it helps ^^
27a^3−27a^2b+9ab^2 −b^3
(3a-b)^3 = (3a-b)(3a-b)(3a-b)
=(9a^2-6ab--b^2)(3a-b)
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Verified answer
Answer:
27a³ - 27a²b + 9ab² -b³
Step-by-step explanation:
hope it helps ^^
Answer:
27a^3−27a^2b+9ab^2 −b^3
Step-by-step explanation:
(3a-b)^3 = (3a-b)(3a-b)(3a-b)
=(9a^2-6ab--b^2)(3a-b)
27a^3−27a^2b+9ab^2 −b^3