y=х^1/3, y' = (1/3)*x^(-2/3)
y=(3х-4)^3/5, y' = (9/5)*(3x-4)^(-2/5)
у=(2х-1)^3/4, y' = (3/2)*(2x-1)^(-1/4)
y=х^1/3, y' = (1/3)*x^(-2/3)
y=(3х-4)^3/5, y' = (9/5)*(3x-4)^(-2/5)
у=(2х-1)^3/4, y' = (3/2)*(2x-1)^(-1/4)