CPM Homework Help : A2C Problem 4-152

Remember function machines? Each of the following pictures shows how the same machine changes the given x-value into a corresponding f(x) value. Find the rule for this machine. Homework Help ✎

Function machine: 10 going in, 101 going out

Function machine: 2 going in, 5 going out

Function machine: 3 going in, 10 going out

Function machine: 5 going in, 26 going out

Hint:

Copy and complete the table for the function.

Answer:

f(x) = x² + 1