Solved

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

Question 218

Multiple Choice

Multiply.
- $( a - 3 ) \left( a ^ { 2 } + 3 a - 7 \right)$

A) $a ^ { 3 } - 16 a + 21$
B) $a ^ { 3 } + 6 a ^ { 2 } + 16 a - 21$
C) $a ^ { 3 } + 2 a - 21$
D) $a ^ { 3 } - 6 a ^ { 2 } - 16 a + 21$

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