1-5.
Match each table of data on the left with its equation on the right and briefly
explain why it matches the data.
a.
b.
C.
d.
y
x
y
x
X
1
4
-1
3
12
0
3
-4 2 -2 -1
5 1 2
3
1
-9 -1
-3 4
-10 11
-2
0
2
7 4 3 7
0 -2
2
0 -4 -4
2
5
-2
-3
12
-10
0
-7-1-31
(1) y=x
(2) y = 3x - 1
(3) y=x+3
(4) y=x²
(5) y=-x²
(6) y=x² +3