## College Algebra (10th Edition)

Published by Pearson

# Chapter 3 - Section 3.1 - Functions - 3.1 Assess Your Understanding - Page 210: 2

#### Answer

$21\frac{1}{2}$

#### Work Step by Step

Substitute $-2$ to $x$ in the given expression to obtain: $3x^2-5x+\frac{1}{x} \\= 3(-2)^2 -5(-2) + \frac{1}{-2} \\=3(4) +10 - \frac{1}{2} \\=12+10-\frac{1}{2} \\=22-\frac{1}{2} \\=21\frac{1}{2}$

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.