Answer
$48$
Work Step by Step
${\langle 6,6 \rangle\cdot\langle 3,5 \rangle}=6(3)+6(5)=18+30=48$
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.