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Popular >

extreme f(x)=-2x^3

Solution

extreme points

f (x) = - 2 x^{3}

Solution

Saddle (0, 0)

Solution steps

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

Find intervals:

Decreasing

: - \infty < x < 0,

Decreasing

: 0 < x < \infty

Plug

x = 0

into

- 2 x^{3} : 0

Saddle (0, 0)

Popular Examples

parity (sec^2(x^8))(8x^7)parity

(sec^{2} (x^{8})) (8 x^{7})

inverse of f(x)=5x^2-8 inverse

f (x) = 5 x^{2} - 8

intercepts of 2^{x-4}intercepts

2^{x - 4}

critical f(x)=e^{-x^2}critical points

f (x) = e^{- x^{2}}

parallel y=2x-9 parallel

y = 2 x - 9

Frequently Asked Questions (FAQ)

What is the extreme f(x)=-2x^3 ?
The extreme f(x)=-2x^3 is Saddle(0,0)