Practice Definition Of A Function (1.3.1) - Sets and Functions - ICSE 11 Maths
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Definition of a Function

Practice - Definition of a Function

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the domain in a function?

💡 Hint: Think about what you can put into a function.

Question 2 Easy

If a function assigns 3 to input 1 and 4 to input 2, what is the function at input 1?

💡 Hint: Look for the relationship that function describes.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What defines a function?

A mapping with multiple outputs
A rule assigning one output to each input
A random collection of outputs

💡 Hint: Remember the one-to-one relationship that defines a function.

Question 2

The set of all possible inputs for a function is known as the?

Co-domain
Range
Domain

💡 Hint: Think about the first set we discuss concerning functions.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given the function f(x) = 5 - 2x, determine its range when the domain is the set of natural numbers up to 5.

💡 Hint: Substitute natural number values into the function.

Challenge 2 Hard

Propose a function that takes any integer and describes how you would illustrate it in a graph. Include its domain restrictions.

💡 Hint: Visualizing with a graph can help understand the function's behavior.

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