Simplify Assume That Variables in the Exponent Represent Nonzero Integers $\frac { \left( x ^ { a } + 3 \right) ^ { 6 } } { \left( x ^ { a - 4 } \right) ^ { 3 } }$

question 400

Multiple Choice

Simplify. Assume that variables in the exponent represent nonzero integers and that all other variables are not 0.
- $\frac { \left( x ^ { a } + 3 \right) ^ { 6 } } { \left( x ^ { a - 4 } \right) ^ { 3 } }$

• A) \(3 x ^ { 7 }\)
• B) \(x ^ { 9 a + 30 }\)
• C) \(x ^ { 3 a + 30 }\)
• D) \(x ^ { a } + 30\)

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