Let where . Determine…

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

Problem

Let

f(x)=k x^{6}-8x^{2}+5

where

k<0

. Determine

\displaystyle\lim_{x\to\infty}f(x)

. (a)

+\infty

(b)

k

(c)

-\infty

(d)

0