Friday

August 1, 2014

August 1, 2014

Posted by **Dan** on Sunday, December 19, 2010 at 2:10pm.

- Math -
**Damon**, Sunday, December 19, 2010 at 2:27pmf' = 4 x^3 -8 x = 4x (x^2-2)

zero at x = 0 and x = sqrt 2 and x=-sqrt 2

f" = 12 x^2 - 8

at zero this is -8 so a maximum

at +sqrt 2 this is +16

same at -sqrt2 so those are minima

Huge positive for x large positive and for x large negative

**Related Questions**

calculus - Find all relative extrema and points of inflection of the function: f...

Calculus 1 - Given y = x^4 − 4x^2 + 50. Find any extrema and any points of...

math - Given the function f(x)=x^4−6x^2 a.) Find all values of x where ...

calculus - find the relative extrema and points of inflection, if possible, of y...

Calculus A - Find all relative extrema and points of inflection for the ...

cal - Sketch the graph and show all local extrema and inflection points. f(x)= 1...

Calculus - Find all extrema, inflection points, and asymptotes where applicable ...

calculus - Find any relative extrema and any points of inflection if they exist ...

Calculus - Given the function: f(x) = x^2 + 1 / x^2 - 9 a)find y and x ...

Calculus - Given the function: f(x) = x^2 + 1 / x^2 - 9 a)find y and x ...