3. Linear Equations Y X y = x + 2 X Y -2 -1 1 2 Y = 0 Y =1 Y = 2 Y = 3
Y = (0) + 2
Y = 2 1
Y = (1) + 2
Y = 3 2
Y = (2) + 2
Y = 4 X

4. Quadratic Equations Y X y = x2 + 1 X Y -2 -1 1 2 Y = (-2)2 + 1 Y = 5
Y = (0)2 + 1
Y = 1 1
Y = (1)2 + 1 2
Y = (2)2 + 1 X

5. Exponential EquationsY
y = 2x X Y -2
Y = 2(-2)
Y = ¼ or .25 -1
Y = 2(-1)
Y = ½ or .5
Y = 2(0)
Y = 1 1
Y = 2(1)
Y = 2 2
Y = 2(2)
Y = 4 X

6. Increasing or decreasing
Y intercept always = 1
NO X- intercepts

13. Graph the set of data to determine the type of relationship.
(-1, ) (0, 2) (1, 3) (2, 4.5) (3, 6.75) x y
Exponential

14. Graph the set of data to determine the type of relationship.
(-6, -3) (-3, -1) (0, 1) (3, 3) (6, 5) x y
Linear

15. Graph the set of data to determine the type of relationship.
(-2, -2) (-1, 4) (0, 6) (1, 4) (2, -2) x y
Quadratic

16. Linear
Quadratic
Exponential