True, A function is a relationship between two sets of numbers., A function can be shown as a machine., The number we put into the machine is called an input., The number we get from the machine is called an output., False, A function is a relationship between two sets of letters., A function cannot be shown as a machine., The number we put into the machine is called an output., The number we get from the machine is called an input.

Leaderboard

Visual style

Options

Switch template

Continue editing: ?