On a certain function machine, an input of 3 has an output of - 6. An input of - 2 has an output of 4. An input of 0 has an output of 0. Which of the following phrases describes the function rule?
Multiply the input by 2.
Multiply the input by - 2.
Multiply the input by - 1 and then subtract 3.
Multiply the input by - 1 and then add 2.
+2
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Home » Mathematics » On a certain function machine, an input of 3 has an output of - 6. An input of - 2 has an output of 4. An input of 0 has an output of 0. Which of the following phrases describes the function rule? Multiply the input by 2. Multiply the input by - 2.