Asked by Carmen

For which values of x does the curve Y= (3x^3-3x^2+1) / (2x^2-1) , have a horizontal tangent?

Show steps or explain, i dont get it
Answered by Ms. Sue
Jaime/Mikey/Jessi/Carmen -- please use the same name for your posts.
Answered by Reiny
Take the first derivative, set it equal to zero,
and solve for x

That is your x
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