Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing
just help me set it up and I'll solve it :)
Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis.
y=x^2, y=0, x=2, about the yaxis
 one year ago
 one year ago
just help me set it up and I'll solve it :) Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. y=x^2, y=0, x=2, about the yaxis
 one year ago
 one year ago

This Question is Closed

120210Best ResponseYou've already chosen the best response.1
If you visualize the graph of y (where y=0 and x=2 are boundaries), you will see that its domain is in the first quadrant from y = 0 to 4. We need it in terms of y if we want to use the disc method, so x = sqrt{y}. Therefore integrate \[\pi \int\limits_{0}^{4}(\sqrt{y})dy\]
 one year ago

monroe17Best ResponseYou've already chosen the best response.0
nope thats wrong... mine is too
 one year ago

120210Best ResponseYou've already chosen the best response.1
I forgot to square the radius. Integrate y.
 one year ago
See more questions >>>
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.