Ask
your own question, for FREE!

Mathematics

OpenStudy (anonymous):

using the formulas for lowering powers to rewrite the expression in terms of first power of cosine cos(x)^7 ..can anyone help me with this?

Still Need Help?

Join the QuestionCove community and study together with friends!

OpenStudy (anonymous):

Cos^2(x) = (1+Cos(2x)) /2 Cos^7(x) = Cos(x) * [(1+Cos(2x)) /2] ^3 then expand and further simplify terms

OpenStudy (anonymous):

how do you expand it?

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

Dallasbmxboyy:
hey guys so i need some ideas about like what to do for my love of my life and we

26 minutes ago
27 Replies
1 Medal

jessicaCazva:
The table shows the number of books donated to a library each month. Suppose the growth continues exponentially.

39 minutes ago
5 Replies
5 Medals

jessicaCazva:
A virus is spreading exponentially. The initial amount of people infected is 40 and it is increasing at a rate of 5% per day.

17 minutes ago
5 Replies
1 Medal

SIESIE:
A 10.0 mL syringe contains 0.10 g of nitrogen gas at 0.0 degrees Celsius. What is

1 hour ago
4 Replies
1 Medal

KingPizza:
Fill in the blank: _____ trabaja en la oficina y organiza la agenda. A: El ingeni

1 hour ago
3 Replies
0 Medals

Tonycoolkid21:
Article Review: Read and write a two paragraph summary. Due at the end of the class period 4/23/2021 Lennard Gilham u2022 11:59 AM 100 points Spring will so

16 minutes ago
7 Replies
1 Medal

Grande03:
Graphing technology can help us graph quadratic relationships more efficiently than plotting points and graphing by hand.

1 hour ago
2 Replies
0 Medals

rxcklesskaisher:
Mosses were the first plants found on land. Like all other plants, they require water in order to survive, and are often found in very moist places.

1 hour ago
2 Replies
1 Medal

rxcklesskaisher:
Which of the following describes how an autotroph obtains food? a rose bush produ

2 hours ago
8 Replies
0 Medals

Coon:
Which two themes are evident in Robert Frostu2019s poem u201cThe Road not Takenu2

2 hours ago
1 Reply
0 Medals