Tran Chang

08/27/2023 · Middle School

2. Which of the following is a rational function? A. \( f(x)=3 x+2 \) B. \( f(x)=\sqrt{x} \) C. \( f(x)=\left(x^{2}+1\right) /(x-3) \) D. \( f(x)=|x| \) 3. Which of the following is a solution to the rational inequality: \( (x-1) /(x+2)>0 \) ? A. \( x<-2 \) B. \( x>1 \) C. \( -2<x<1 \) D. \( x-2 \) Which of the following scenarios represents a one-to-one function? A. A school that assigns a section to each student. B. A restaurant that serves dishes to each customer. C. A library that assigns a number to the group of books in the shelves. D. A store that sells different types of fruits and assigns a unique identification number to each fruit.