Download Do Now: 1. Which equation is nonlinear ? a. 3x + 2y = 7 b. x = y c. y

Aim: Comparing Functions
Do Now:
1. Which equation is non­linear ?
a. 3x + 2y = 7
b. x = y
c. y = x + 2
2. If x = 2 and y = ­4, the value of 2xy2 is:
d. y = x2 + 3
Aim: Constant Rate of Change (Tables & Graphs)
Do Now:
1. Given f(x) = 2x2 ­ 3, find f(­4). Show all of your work!
2. Solve the following system of equations using substitution or elimination.
y + 2x = 9
y ­ x = ­3
Aim: Review of Functions Test
Wednesdays Do Now ­­>
not Thursday's
Do Now:
1. When the point (­1, ­7) is reflected in the y­axis, what are the coordinates of its image?
a. (­1, 7)
b. (1, ­7)
c. (1, 7)
d. (­7, ­1)
2. Which relation is not a function?
a.
input
1
output
­3
2
b.
input
0
output
­1
0
2
0
3
3
4
1
4
6
6
2
c.
d.
input
1
output
2
input
­2
output
16
2
4
­1
8
2
6
0
4
3
8
1
0
Aim: Review of Functions Test
Do Now:
1. Which relation is a function?
a. {(­1,2),(3,7),(4, ­8),(4,7)}
b. {(­3,­1),(­3,0),(­3,1).(­3,2)}
c. {(­5,­2),(­3,0),(1,6),(4,3)}
d. {(7,3),(8,1),(8,5),(12,3)}
2. Which equation is represented by the graph?
a. y = 2x + 5
b. y = ­2x ­ 5
c. y = 2x ­ 5
d. y = ­2x + 5
Aim: Functions Test
Do Now:
Please place all of your belongings underneath your desk, except for a pencil/
pen & your calculator.
GOOD LUCK!!!! :)