Factorise this: 2a³+5a²b-12ab² Pls don't give absurd answers
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Answer:
2a³ + 10a² - 28a
2a(a²+5a-28)
2a[(a²+7a-2a-14)]
2a[ a(a+7)-2(a+7)]
2a[ (a+7) (a-2) ]
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