" (c) "-2x^(3)-9x^(2)-12x+1

The interval on which the function f(x)=-2x^(3)-9x^(2)-12x+1 is increasing is :

Separate the intervals of monotonocity for the function f(x)=-2x^(3)-9x^(2)-12x+1

Find the intervals in which f(x)=-2x^(3)-9x^(2)-12x+1 is increasing or decreasing.

Separate the intervals of monotonicity for the following functions. f(x) = -2x^(3) - 9x^(2) - 12x + 1

Maximum value of f(x) =2x^(3)-9x^(2)+12x-2 is

Find the intervals in which the following functions is increasing or decreasing. f(x) = - 2x^(3) - 9x^(2) - 12x + 1