Related Rates Test Question: Given dx/dt find dy/dt on the TI-89
Raw Transcript
Hello Tom from every step calculus dot com.
We’re going to do another related rates problem with a function this time.
Uh, put index8() into here to get Calc one menu.
And we’re going to scroll scroll up
get to the bottom of the alphabet here. We need to get to related rates
which is what we’re doing. And we’re going to choose number three because
we’re going to do a function.
Gonna enter the function we have to press alpha before you enter anything into my
entry lines here. And y
in this problem.
Is alpha three times
x squared.
I always show you what you’ve entered so you can change it.
If you made a mistake. And they’re asking in this problem
for dy/dt. We’re gonna choose number one here.
And we’re gonna enter what the problem is, which is.
dx/dt is 2. And
X equals three, alpha 3.
I say it’s okay.
And here’s the
answer ,36 units.
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