Find the critical points and the intervals of increase and decrease for `f(x) = 3x^4 - 8x^3 + 24x + 7.`

Find the critical points and the intervals of increase and decrease for f(x)=3x^(4)-8x^(3)-6x^(2)+24x+7 .

find the intervals f(x)=6x^2-24x+1 increases and decreases

Find the intervals in which f(x)=6x^2-24x+1 increases and decreases

Find the intervals in which f(x)=6x^2-24x+1 increases and decreases

Find the intervals in which the following functions is increasing or decreasing. f(x) = 3x^(4) - 4x^(3) - 12x^(2) + 5

Find the intervals in which the following functions are increasing or decreasing f(x)=3x^2-4x

Find the intervals in which the function is (a) increasing, (b) decreasing: f(x) = (x + 1)^(3) (x - 3)^(3) .

Find the critical points of f(x)=x^(3//5)(4-x) .