The minimum value of the function defined by `f(x)=max(x,x+1, 2-x)` is

Without using derivative, find the maximum value and the minimum value, if any, of the function f defined by f(x)=x^3, x in [-1,1]

Without using derivative, find the maximum value and the minimum value, if any, of the function f defined by f(x)=x^2, x in R

Without using derivative, find the maximum value and the minimum value, if any, of the function f defined by f(x)=3+|x+1|, x in R

The minimum value of the function f(x)=2|x-1|+|x-2| is

The minimum value of the function f(x)=x^(2)-x+2 is -

What is the difference between the min and max values of the function f defined by f(x)=2x^(2)+3x-8 on the interval [-2,5] ?

The minimum value of the function f(x)=2|x-1|+|x-2| is -