In Problem, find the coordinates of points where the graph of f (x) has horizontal tangents. As

Question:

In Problem, find the coordinates of points where the graph of f (x) has horizontal tangents. As a check, graph f (x) and see whether the points you found look as though they have horizontal tangents.

f (x) = x4 - 4x3 + 9

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question
Question Posted: