The magnitude of the electric field at a distance meters from the center of a charged…

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

Problem

The magnitude of the electric field at a distance

r

meters from the center of a charged sphere is modeled for

r>2

E(r)=\dfrac{12}{(r-2)^{2}}

newtons per coulomb. Which equation gives the vertical asymptote of the graph of

E

? (a)

r=0

(b)

r=4

(c)

r=2

(d)

E=0