Ask
your own question, for FREE!
Mathematics
14 Online
I need help with this question. Rewrite the expression as a trigonometric function of a single angle measure. cos5xcosx +sin5xsinx
Still Need Help?
Join the QuestionCove community and study together with friends!
Okay see I have a formula: \(\large{\sin{(A+B)} = \sin{A}\cos{B} + cos{A}\sin{B}}\) Can you use this formula here ?
Here, A = 5x and B = x
@jhhj are you there ?
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
heartlessprophet:
How do i get paid from work when im in job court ?
Aubree:
Guys, what does love feel like? I've been getting a tight chest and when I talk to him my heart rate hangs out around 100-120 beats per min, and when he doe
thereneelg:
ok... anyone have advice?? ...I did Choir all throughout Middle school and have ALWAYS been put in Soprano those three years.
kamariana:
The Byzantine Procopius is known for (5 points) reconquering much of the old Roma
chuckD:
hellp!!! what does it mean to describe a scientist as skeptical Why is sceptical
DoltonCarlee:
So like do y'all know anything about the first world war?
thehearken:
anyone know how to explain this so its easier for me to understand? b(1)=2, b(n)=
21 hours ago
0 Replies
0 Medals
2 hours ago
9 Replies
1 Medal
1 day ago
6 Replies
1 Medal
3 days ago
0 Replies
0 Medals
3 days ago
2 Replies
1 Medal
1 day ago
2 Replies
0 Medals
2 days ago
5 Replies
2 Medals