Input and Output of Function

In a function, two different inputs could give same output.

• True

• False

What is the 'rule' of that function?

• multiply input by 2, then add 5

• add 5 to the input, then multiply by 2

• squared the input, then add by 5

• add 5 to the input, then squared the number

A function S = f(t), show a number of students M, in a city, in year t. What does f(2020) = 2000 represents?

• There are 2000 students in the year 2020

• There are 2020 students in the year 2000

• There are 2020 students in the year 2020

• There are 2000 students in the year 2000

What is the input, that give the output -3 of that function?

• 0

• 1

• 2

• 3

Explain how range and domain are related to the concept of function mapping.

• The range and domain determine the number of solutions of a function.

• The range and domain determine the slope of a function.

• The range and domain are used to calculate the derivative of a function.

• The range and domain define the set of possible inputs and outputs of a function.

What is the collection of input values in a function called?

• Range

• Output

• Domain

• Ordered Pair

The input of a function

• Dependent Variable

• Range

• Independent Variable

• Discrete Graph

The ​ (a)   is substitution a number in the​ (b)   and ​ (c)   is the result of that substitution.

• input

• x-value

• output

• y-value

What we put into a function is called ...

• Output

• Answer

• Evaluate

• Input

The y-values represent the...

• Input

• Output

• Ordered pair

• Point