Math, asked by kap66743, 8 months ago

simplify: (2x+y)³-(x-2y)³

Answers

Answered by memanan03

0

Answer:

7x^3 + 9y^3 + 12(x^2)y

Step-by-step explanation:

(a+b)³=a³+3a²b+3ab²+b³

(a-b)³=a³-3a²b+3ab²-b³

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