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What is the rule for the function shown in the table? Input x -2 -1 0 1 2 Output y -8 -5 -2 1 4

What is the rule for the function shown in the table? Input x -2 -1 0 1 2 Output y -8 -5 -2 1 4
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2 votes
What is the rule for the function shown in the table?

Input x -2 -1 0 1 2
Output y -8 -5 -2 1 4

User Dayle
by
8.1k points

1 Answer

6 votes
Each of the input changes is 1 unit.
Each of the output changes is 3 units, so the function is linear with a slope of 3.

The output is -2 when the input is 0, so the function is
.. y = 3x -2
User Dmraptis
by
8.6k points
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