有條多項式除數想問呀..!

When 2X^2-X^3+2x-1 is divided by 2X-1 , the quotient is ?
Sol
f(x)=2x^2-x^3+2x-1
2x-1=0
2x=1
x=1/2
f(1/2)=2*(1/4)-(1/8)+1-1=1/2-1/8=3/8
the quotient is 3/8

Find quotient , not remainder.