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Popular >

extreme f(x)=-5x^3-6

Solution

extreme points

f (x) = - 5 x^{3} - 6

Solution

Saddle (0, - 6)

Solution steps

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

Find intervals:

Decreasing

: - \infty < x < 0,

Decreasing

: 0 < x < \infty

Plug

x = 0

into

- 5 x^{3} - 6 : - 6

Saddle (0, - 6)

Popular Examples

line y=-1/4 x-10 line

y = - \frac{1}{4} x - 10

domain of-x^2+4x+12 domain

- x^{2} + 4 x + 12

periodicity of f(x)=3cos((xpi)/2)+2 periodicity

f (x) = 3 cos (\frac{x π}{2}) + 2

intercepts of 2x^2+8x+4 intercepts

2 x^{2} + 8 x + 4

asymptotes of f(x)=(3x)/(x^2-1)asymptotes

f (x) = \frac{3 x}{x ^{2} - 1}

Frequently Asked Questions (FAQ)

What is the extreme f(x)=-5x^3-6 ?
The extreme f(x)=-5x^3-6 is Saddle(0,-6)