Let and . The function is defined for all real numbers…

MATHEMATICS · Single correct · AP · AP Precalculus · Polynomial and Rational Functions · Polynomial and Rational Functions

Problem

Let

p(x)=x^{2}-9

and

q(x)=x-3

. The function

h(x)=\dfrac{p(x)}{q(x)}

is defined for all real numbers except (a)

0

(b)

-3

(c)

3

(d)

9