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Popular Functions >

extreme f(x)=-5x^3-13

Solution

extreme points

f (x) = - 5 x^{3} - 13

Solution

Saddle (0, - 13)

Solution steps

f^{'} (x) = - 15 x^{2}

Find intervals:

Decreasing

: - \infty < x < 0,

Decreasing

: 0 < x < \infty

Plug

x = 0

into

- 5 x^{3} - 13 : - 13

Saddle (0, - 13)

Graph

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Frequently Asked Questions (FAQ)

What is the extreme f(x)=-5x^3-13 ?
The extreme f(x)=-5x^3-13 is Saddle(0,-13)