The range of the function

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

Problem

f(x)=\frac{x^2+x+2}{x^2+x+1}

, where

x\in\mathbb{R}

, is (1)

(1,\infty)

(2)

(1,11/7)

(3)

(1,7/3]

(4)

(1,7/5)