Find the points of local maxima and minima of the function `f(x)=x^(2)-4x`.

Find all the points of local maxima and minima of the function f(x)=x^(3)-6x^(2)+9x-8

Find the points of local maxima and minima of the function f(x) = 3x^4 - 4x^3 + 5 in (-1,2)

Find the points of local maxima and local minima of the function f(x)=2x^(3)-3x^(2)-12x+8 .

Find the points of local maxima and local minima of the function f(x)=2x^(3)-3x^(2)-12x+8 .

Find the points of local maxima and minima of the function f(x) = 4 sin x + cos 2 x x in (0, 2pi) Also find absolute maxima and minimum values.

Find all the points of local maxima and local minima of the function f(x)=(x-1)^(3)(x+1)^(2)

Find all the points of local maxima and local minima of the function f(x)=x^3-6x^2+12x-8

Find all the points of local maxima and local minima of the function f(x)=x^3-6x^2+12 x-8.

Find all the points of local maxima and local minima of the function f(x)=x^3-6x^2+12 x-8 .

Find all the points of local maxima and local minima of the function f(x)=x^(3)-6x^(2)+12x-8