Answer
$x^{14}$
Work Step by Step
Use the rule $a^m\cdot a^n=a^{m+n}$ to obtain:
$x^4\cdot x^{10} = x^{4+10} = x^{14}$
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.