Let . Which value of is a vertical asymptote of the graph of…

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

Problem

Let

f(x)=\dfrac{x^{2}-9}{x^{2}-4x+3}

. Which value of

x

is a vertical asymptote of the graph of

f

? (a)

x=3

(b)

x=-3

(c)

x=1

(d)

x=0