Factorise the following : 32b^2a-2a^2b-128b^3
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Answer:
-2b([a-8b]^2
Step-by-step explanation:
32b^2a-2a^2b-128b^3
= - 2b(-16ba + a^2 +64b^2)
= - 2b( [a]^2-2[a][8b]+[8b])
= - 2b[a - 8b]^2
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