## Intermediate Algebra for College Students (7th Edition)

Published by Pearson

# Chapter 8 - Section 8.3 - Quadratic Functions and Their Graphs - Exercise Set - Page 625: 3

#### Answer

$j(x)=(x-1)^2-1$.

#### Work Step by Step

If the vertex of a quadratic function is at $(k,m)$. Then its equation can be $f(x)=(x-k)^2+m$. Hence here the function is $j(x)=(x-1)^2-1$.

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