Solved

Use the Negative-Exponent Rule
- $x ^ { - 9 } \cdot x ^ { 7 }$

Question 157

Multiple Choice

A) $\frac { 1 } { x ^ { 2 } }$
B) $- x ^ { 2 }$
C) $x ^ { 2 }$
D) $- \frac { 1 } { x ^ { 2 } }$

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