1. Make a name tent and put your name on both sides.
Warm Up
Make a name tent and put your name on both sides.

2. Quadratic regression on the calculator
Main Ideas
Quadratic Models
Homework #14
Quadratic regression on the calculator
To enter the data: • Press [STAT] [1] to access the STAT list editor. • Input the data in the L1 and L2 lists, pressing [ENTER] after each number. • Press [2nd] [MODE] to QUIT and return to the home screen. To calculate the quadratic regression (ax2+bx+c): • Press [STAT] to access the STAT menu. • Scroll right to highlight the CALC menu. • Press [5] to select QuadReg(ax+b). *Press enter 5 times or: • Press [2nd] [1] [,] [2nd] [2] to input L1,L2. • Press [,] [VARS], scroll right to highlight Y-VARS, then press [1] [1] to input ,Y1. • Press [ENTER] to calculate the quadratic regression.

3. Chapter 1 Quiz on Wednesday
8 Questions, 25 Points
No notes, No calculator
Topics: Find linear equation, solve linear system, simplify complex expressions, factor, graph quadratic, solve linear/quadratic system

4. Graph Activity Assign 1 equation to each group member.
Complete the steps on the worksheet.
Post your completed equation & graph on the wall.
Look at the class graphs and complete questions #1-6.

5. Homework
Chapter 1 Review Worksheet #4, 8-14, 17-21, 23b, 24, 26, 27