1. Graphing Nonlinear Functions Pages 694 – 697
Section 13.2
Graphing Nonlinear Functions
Pages 694 – 697

2. In a _________ function, the input variable is squared
In a _________ function, the input variable is squared. The graph of a quadratic function is a U-shaped curve called a ________. The curve may open ______ or ________.

3. x y = 2x2 y -2 -1 1 2 2(-2)2 = 8 (-2,8) 2(-1)2 = 2 (-1,2) 2(0)2 = 01 2
2(-2)2 = 8
(-2,8) 10
2(-1)2 = 2
(-1,2) 8
2(0)2 = 0
(0,0) 6
2(1)2 = 2
(1,2) 4
2(2)2 = 8
(2,8) 2 -6 -4 -2 2 4 6

4. The equation y = |x| is an ________ _____ ________
The equation y = |x| is an ________ _____ ________. The graph of y = |x| is V-shaped.

5. x y = |x| y -2 -1 1 2 |-2| = 2 (-2,2) |-1| = 1 (-1,1) |0| = 0 (0,0)1 2
|-2| = 2
(-2,2) 10
|-1| = 1
(-1,1) 8
|0| = 0
(0,0) 6
|1| = 1
(1,1) 4
|2| = 2
(2,2) 2 -6 -4 -2 2 4 6

6. Homework:
WB page 218
All problems