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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

Popular Examples

domain of x^3-4x^2-4x+16 domain

x^{3} - 4 x^{2} - 4 x + 16

shift sin(2x)shift

sin (2 x)

inverse of y=2 inverse

y = 2

critical f(x)=4x^2(x-6)critical points

f (x) = 4 x^{2} (x - 6)

monotone f(x)=(5t)/(t^2+25)monotone intervals

f (x) = \frac{5 t}{t ^{2} + 25}

Frequently Asked Questions (FAQ)

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