Use the Laws of Exponents to Simplify $3 ^ { 4 } \cdot 3 ^ { - 9 }$

Multiple Choice

Use the laws of exponents to simplify. Do not use negative exponents in your answer.
- $3 ^ { 4 } \cdot 3 ^ { - 9 }$

A) $3 ^ { 4 }$
B) $- \frac { 1 } { 3 ^ { 5 } }$
C) $- 3 ^ { 5 }$
D) $\frac { 1 } { 3 ^ { 4 } }$