Answer
$(x-1)^{\frac{1}{12}}$
Work Step by Step
$(x-1)^{\frac{1}{3}}(x-1)^{-\frac{1}{4}}=(x-1)^{\frac{1}{3}-\frac{1}{4}}=(x-1)^{\frac{1}{12}}$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.