Which table of ordered pairs represents a proportional relationship?
O
х
-2
-4
6.
у
4
16
36
o
х
-4
-6
-8
y
-8
-12
-18
Х
-3
у
5
3
- 7
1
х
-3
-6
-9
y
12
24
36
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If (x + 8) is a factor of f(x), which of the following must be true? both x = –8 and x = 8 are roots of f(x). neither x = –8 nor x = 8 is a root of f(x). f(–8) = 0 f(8) = 0