Which graph shows a set of ordered pairs that represent a function? 4
4
4
.
3
.2
11
.
3
2
1
oo
3
2-
13
.
.
-5-4-3-2-13
2 3 4 5
1 2 3 4 5
1 2 3
-2
-3
-5-4-3-2-13
-2
-3
-5-4-3-2-1
-2
-3
4
O
O
5
4
3
2-
1
-5-4-37-14
1 2 3 4 5

Without multiplying, tell which product is larger and why. 5 × 1/3 or 5 × 2/3 a)5 × 1/3 because 1/3 is less than 2/3 b) 5 × 1/3 because 1/3 is greater than 2/3 c) 5 × 2/3 because 1/3 is less than 23 d) 5 × 23 because 1/3 is greater than 2/3