Question 1169885
The polynomial itself is (x-1)^2*(x+2)=x^3-3x+2
write this as a(x^3-3x+2)=f(x)
when x=0 y=-0.2
This requires a to be (-0.1)
so the function is -0.1x^3+0.3x-0.2
{{{graph(300,300,-3,3,-5,5,-0.1x^3+0.3x-0.2)}}}