Answer
$2\sqrt2$
Work Step by Step
Plugging in $x=\frac{\pi}{4}$ we get: $4\sin(2\frac{\pi}{4}+\frac{\pi}{4})=4\sin(\frac{3\pi}{4})=4\frac{1}{\sqrt2}=2\sqrt2$
Trigonometry 7th Edition
by McKeague, Charles P.; Turner, Mark D.
Published by
Cengage Learning
ISBN 10:
1111826854
ISBN 13:
978-1-11182-685-7
Chapters 1-6 - Cumulative Test - Page 359: 12
Update this answer!
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.
