Find the extrema of the function y = x^4 - 8x^2 on the
interval[-1,4]
when x = the function has an absolute maximum value

when x = the function has an absolute minimum favlueof

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe