How to determine if a set of points is a function, onto, one to one, domain, range

How to determine if a set of points is a function, onto, one to one, domain, range

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Quizizz Content

FREE Resource

The video tutorial explains function notation, focusing on how to determine if a set of points is a function. It covers the concepts of domain and range, and how each element in the domain should map to exactly one element in the range to qualify as a function. The tutorial also discusses the characteristics of onto and one-to-one functions, providing examples to illustrate these concepts.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the domain of a function?

The set of x-coordinates

The set of all possible outputs

The set of all possible inputs and outputs

The set of y-coordinates

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following conditions must be met for a set of points to be considered a function?

Each element in the domain maps to exactly one element in the range

Each element in the range maps to exactly one element in the domain

Each element in the range maps to multiple elements in the domain

Each element in the domain maps to multiple elements in the range

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What makes a function 'onto'?

Every element in the range maps to multiple elements in the domain

Every element in the domain maps to multiple elements in the range

Every element in the range is mapped from the domain

Every element in the domain maps to a unique element in the range

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a one-to-one function, what is true about the mapping?

Each element in the domain maps to multiple elements in the range

Each element in the range maps to multiple elements in the domain

Each element in the range maps uniquely to an element in the domain

Each element in the domain maps uniquely to an element in the range

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If two different domain values map to the same range value, what type of function is it?

Many-to-one function

Not a function

One-to-one function

Onto function