Solved

Multiply
- $(a-b)\left(a^{2}-a b-7 b^{2}\right)$ A) $a^{3}-6 a^{2} b+7 b^{3}$ B) $a^{3}-2 a^{2} b-6 a b^{2}+7 b^{3}$

Question 103

Multiple Choice

Multiply.
- $(a-b) \left(a^{2}-a b-7 b^{2}\right)$

A) $a^{3}-6 a^{2} b+7 b^{3}$
B) $a^{3}-2 a^{2} b-6 a b^{2}+7 b^{3}$
C) $a^{3}-2 a^{2} b-7 a b^{2}+7 b^{3}$
D) $a^{3}-2 a^{2} b-8 a b^{2}-7 b^{3}$

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