The rational function is required to have the same domain as

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

Problem

The rational function

h(x)=\dfrac{1}{x-c}

is required to have the same domain as

f(x)=\dfrac{1}{x+6}

. What is the value of

c

? (a)

6

(b)

0

(c)

-6

(d)

-5