Simplify and choose the correct answer.

MATHEMATICS · Single correct · AoPS · Mathematics · x Marks the Spot · x Marks the Spot

Problem

Simplify 32a2b (−4ab2+6b−2a)\frac{3}{2}a^{2}b\,(-4ab^{2}+6b-2a) and choose the correct answer. (a) 6a3b3−9a2b2+3a3b6a^{3}b^{3}-9a^{2}b^{2}+3a^{3}b (b) −6a3b3+9ab3−3a3b-6a^{3}b^{3}+9ab^{3}-3a^{3}b (c) −6a3b3+9a2b2−3a3b-6a^{3}b^{3}+9a^{2}b^{2}-3a^{3}b (d) −12a3b3+18a2b2−6a3b-12a^{3}b^{3}+18a^{2}b^{2}-6a^{3}b

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