. As x → 0, the numerator approaches 1 while the denominator
approaches 0; the limit does not exist.
Example 15 __
Example 16 __
Example 17 __
D. LIMIT OF A QUOTIENT OF POLYNOMIALS
To find , where P(x) and Q(x) are polynomials in x, we can divide both
numerator and denominator by the highest power of x that occurs and use the
fact that .