61 701
Assignments Done
97,8%
Successfully Done
In May 2018

Answer to Question #3041 in Calculus for Keira Tachibana

Question #3041
Let R be the region in the first quadrant below the graph of y = cosx and above the graph of y = 2x.
a) Find the area of R.
b) Find the volume of the solid formed when R is revolved around the x-axis.
c) Find the volume of the solid formed when R is revolved around the line x = -1.
Expert's answer
/cgi-bin/mimetex.cgi?cosx%20=%202x%20%5C%5C%20x%20%5Capprox%200.45%20%5C%5C%20S%20=%20%5Cint_0%5E%7B0.45%7D%28%5Ccos%7Bx%7D%20-%202x%29dx%20=%20%28-%5Csin%20x%20-x%5E2%29_0%5E%7B0.45%7D%20=%20%5C%5C%20=%20-%20%5Csin%200.45%20-%200.45%5E2%20%5Capprox%200.43%20-%200.20%20=%200.23%20%5C%5C%20%5C%5C%20V%20=%20%5Cint_0%5E%7B2%5Cpi%7DSd%5Ctheta%20=%202%20%5Cpi%20S%20%5Capprox%201.45%20%5C%5C
for further solution submit your assignment to our site and our experts will help you.

Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be first!

Leave a comment

Ask Your question

Submit
Privacy policy Terms and Conditions