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Factorise 8a3-b3-12a2b+6ab2
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Answer:
(2a - b)(2a - b)(2a - b)
Step-by-step explanation:
= 2³a³ +(-b)³ + 3*(2a)²*(-b) + 3*(2a)*(-b)²
= (2a)³ +(-b)³ + 3*(2a)²*(-b) + 3*(2a)*(-b)²
= (2a + (-b) )³
= (2a - b)³
= (2a - b)(2a - b)(2a - b)
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