Plot the function $y=8x^3-2x^2+5x3$ for $-1x1$ with a tick spacing of $0\mathrm{.}25$ on the $x$ axis and $2$ on the $y$ axis

a$.$ You need to create an independent variable

b$,$ Define a cubic function from its coefficients

c$.$ Plot the cubic function

d$.$ Use publish and open functions to create a report in the desired format. You can obtain a report in HTML format by typing