What is a function in mathematics?

Understanding Functions and Function Notation

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Aiden Montgomery
FREE Resource
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7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A relation where inputs and outputs are identical.
A relation where an output is transformed to produce an input.
A relation where an input is transformed to produce an output.
A relation where an input is unchanged.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In function notation, what does f(x) represent?
The function itself.
The variable of the function.
The output of the function.
The input of the function.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the input in the function f(x) = 2/7 * x + 4?
x
2/7
4
f(x)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of a function notation using different variables?
f(x) = 2x + 3
h(x) = x^2 + 1
k(t) = 5t - 7
g(s) = 3s - 2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the function g(s) = 3s - 2, what does 's' represent?
The function itself.
The output of the function.
A constant in the function.
The input of the function.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the output of the function h(x) = 2/3 * x + 4 when x = 3?
5
6.5
4
6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the function h(x) = 2/3 * x + 4, what does h(x) represent?
The input of the function.
The output of the function.
The constant of the function.
The variable of the function.
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