Find the difference between the least and greatest values of `y = -2x^2 + 3x - 2` for `x = [0, 2].`

Find the difference between the greatest and least values of the function f(x) = sin 2x - x , on [-(pi)/(2), (pi)/(2)] .

Find the least and the greatest value of 2sin x + sin 2x over [0, 2pi] .

Find the difference between the greatest and least values of the function f(x) = sin2x - x, on [-pi/2,pi/2]

Find the greatest and least values of f(x) = - x + 2 sin "x on" [0, 2pi]

Find the difference between the greatest and least values of the function f(x) =sin 2x-x" on "[-(pi)/(2), (pi)/(2)] .

Find the difference between the greatest and least values of the function f(x)=sin2x-x on [-pi/2,pi/2]dot

Find the difference between the greatest and least values of the function f(x)=sin2x-x on [-(pi)/(2),(pi)/(2)]

Find the greatest value of 3+5x-2x^(2) .

Find the difference between the greatest and least values of the function f(x)=sin2x-xon[-pi/2,pi/2]dot