Factor out the variable that is raised to the smaller exponent
-$x^{-9}-7 x^{-4}$
A) $x^{-9}\left(1-7 x^{5}\right)$
B) $x^{-9}\left(1+7 x^{-5}\right)$
C) $x^{-9}\left(1+7 x^{5}\right)$
D) $x^{-9}\left(-1+7 x^{5}\right)$

Question

Quizplus · Accepted Answer

Factoring out $x^{-9}$ from each term gives $x^{-9}(1 - 7x^{(-4)-(-9)}) = x^{-9}(1 - 7x^{5})$.

Factor Out the Variable That Is Raised to the Smaller x−9−7x−4x^{-9}-7 x^{-4}x−9−7x−4

Factor Out the Variable That Is Raised to the Smaller $x^{-9}-7 x^{-4}$