ince x is the highest power of x in the denominator, we have determined that we will divide both the numerator and e denominator by x. Doing so and simplifying the result gives the following. im 4x2 3x + x 3 - 9 = lim (4x2 - 9) x2 x (3x+x-3) = lim 81X 3+ x 1 9 (4-1/2)