27:08 Which table represents a function?
х
х
-3
0
у
-1
0
х
-5
0
у
-5
0
5
-6
-2
-2
0
у
8
2.
4
2
8
1
6
х
3
1
-4
у
2.
5
3
0
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the first table (top left)

Step-by-step explanation:

all other tables show different y values for the same x value.

and since a function is y = f(x), for a specific value of x there must be exactly one value of y as the result of the function. a function does not deliver various different results for the same input.

graph them on a graphing calculator, press 2nd trace. select intersect. hit enter until it says answer. ti 84 works best

step-by-step explanation: