Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
← 55 members online
 0 viewing
The volume of a cube is increasing at a rate of 9 cubic centimetres per
second. How fast is the surface area increasing when the length of an edge is 10
centimetres ?
 one year ago
 one year ago
The volume of a cube is increasing at a rate of 9 cubic centimetres per second. How fast is the surface area increasing when the length of an edge is 10 centimetres ?
 one year ago
 one year ago

This Question is Closed

Yahoo!Best ResponseYou've already chosen the best response.1
V (cube) = a^3 d v / dt = 3 a^2 d a/ dt
 one year ago

Yahoo!Best ResponseYou've already chosen the best response.1
9 = 3 a^2 d a /dt 3/ a^2 = d a/ dt S = 6 a^2 d s/ dt = 6 * 2 a da / dt
 one year ago

Yahoo!Best ResponseYou've already chosen the best response.1
a = 10.... just sunstistute and find the answer
 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.