1. The Quadratic Curve
Monday, 27 May 2019

2. Example
Draw the graph of y=x2 for values of x between –3 and 3 x –3 –2 –1 1 2 3 y 9 4 1 1 4 9 2 4 6 8 10 y x 1 2 3 -1 -2 -3

3. Example
Draw the graph of y=x2-5 for values of x between –3 and 3 x –3 –2 –1 1 2 3 y 4 -1 -4 -5 -4 -1 4 -4 -2 -6 2 4 y x 1 2 3 -1 -2 -3

4. Example
Draw the graph of y=x2+2 for values of x between –3 and 3 x –3 –2 –1 1 2 3 y 11 6 3 2 3 6 11 2 4 6 8 10 y x 1 2 3 -1 -2 -3

5. Example
Draw the graph of y=2x2 for values of x between –3 and 3 x –3 –2 –1 1 2 3 y 18 8 2 2 8 18 5 10 15 20 25 y x 1 2 3 -1 -2 -3

6. Example
Draw the graph of y=3x2-5 for values of x between –3 and 3 x –3 –2 –1 1 2 3 y 22 7 –2 –5 –2 7 22 -5 5 10 15 20 y x 1 2 3 -1 -2 -3