Factor, Using the Given Factor $$x ^ { - 7 } - 3 x ^ { - 3 } ; \quad x ^ { - 7 }$$

question 527

Multiple Choice

Factor, using the given factor. Assume all variables represent positive real numbers.
- $$x ^ { - 7 } - 3 x ^ { - 3 } ; \quad x ^ { - 7 }$$

• A) \(x ^ { - 7 } \left( 1 - 3 x ^ { 4 } \right)\)
• B) \(x ^ { - 7 } \left( x - 3 x ^ { 4 } \right)\)
• C) \(x ^ { - 7 } \left( x - 3 x ^ { 5 } \right)\)
• D) \(x ^ { - 7 } \left( 1 + 3 x ^ { 6 } \right)\)

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