Question 103234
multiply both sides times 6 to get rid of the fractions.
6x^3-5x^2-44x+15=0
Now you can use the sythetic division.
x=3 may be a zero, so try the division by (x-3)
Ed
{{{graph(500,500,-5,5,-50,55,6x^3-5x^2-44x+15)}}}