A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 one year ago
anyone who can answer this?
a point moves on the parabola y^2=8 in such a way that the rate of change of the ordinate is always 5 units/second. how fast is the abscissa changing when the ordinate is 4?
anonymous
 one year ago
anyone who can answer this? a point moves on the parabola y^2=8 in such a way that the rate of change of the ordinate is always 5 units/second. how fast is the abscissa changing when the ordinate is 4?

This Question is Closed

ganeshie8
 one year ago
Best ResponseYou've already chosen the best response.0ordinate : y coordinate abscissa : x coordinate

ganeshie8
 one year ago
Best ResponseYou've already chosen the best response.0could you double check the equation of parabola, is it really `y^2=8` ?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i also think that the questions seems lacking, or something wrong?

ganeshie8
 one year ago
Best ResponseYou've already chosen the best response.0im pretty sure the equation is y^2=8\(\color{red}{x}\)

ganeshie8
 one year ago
Best ResponseYou've already chosen the best response.0y^2 = 8 does not produce a parabola when you graph

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i also think that way..

ganeshie8
 one year ago
Best ResponseYou've already chosen the best response.0good, lets make it y^2=8x

ganeshie8
 one year ago
Best ResponseYou've already chosen the best response.0we're given \(\dfrac{dy}{dt}=5\)

ganeshie8
 one year ago
Best ResponseYou've already chosen the best response.0\[y^2=8x\] differentiate both sides with respect to \(t\)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[2y \frac{ dy }{ dt} = 8\frac{ dx }{ dt }\]

ganeshie8
 one year ago
Best ResponseYou've already chosen the best response.0Yes, plugin the given values

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[\frac{ dx }{ dt} = 5\]
Ask your own question
Sign UpFind more explanations on OpenStudy
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.