answer pls fast I have a test plsplspls
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Answer:
(a-b) (a²+b²+ab)- (a+b)(a²+b²-ab)
a³+ab²+a²b-ab²-b³-ab² - a³+ab²-a²b+ab²-b³-ab²
2ab²-2b³-2ab²
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Answer: -2b³
Step-by-step explanation:
a³-b³-(a+b)(a²+b²-ab)
= a³-b³-a³-b³
= -2b³
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