Problema Solution

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?

Answer provided by our tutors

The function, based on three examples, is returning back a multiplication by -2. 

3*(-2)=-6

(-2)(-2)=4

0(-2)=0