Polynomial inequalities

# 1 pcch228notesday1andday2notebook november122013

This preview shows page 1. Sign up to view the full content.

This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: each interval and plug it into the inequality to determine where it is positive or negative • State the intervals that make up the solution set. 1 pc ch 2 2.8 notes day 1 and day 2.notebook November 12, 2013 EXAMPLE Let f(x) = (x + 3)(x2 + 1)(x ­ 4)2. Determine the real number values of x that cause f(x) to be: • Zero • Positive • Negative Solve 2x3 – 7x2 – 10x + 24 > 0 2 pc ch 2 2.8 notes day 1 and day 2.notebook November 12, 2013 An alternate method to solve the inequality is to graph the function in the coordinate plane. If the inequality is < the solution will be below the x­axis. If the inequality is > the solution will be above th...
View Full Document

## This document was uploaded on 03/17/2014 for the course MATH PreCalculu at Carlisle High School, Carlisle, OH.

Ask a homework question - tutors are online