Practice Irrational Numbers (2.5) - Introduction to Number Systems - CBSE Class 9 Maths
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Irrational Numbers

Practice - Irrational Numbers

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

List two examples of irrational numbers.

💡 Hint: Think of numbers that cannot be written as fractions.

Question 2 Easy

Is 5/2 a rational number? Why?

💡 Hint: Remember the definition of rational numbers.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

Which of the following is an irrational number?

1/2
√2
3.5

💡 Hint: Recall the definition of irrational numbers.

Question 2

True or False: π is a rational number.

True
False

💡 Hint: Think about its decimal form.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Derive the value of √7 and examine if it fits the definition of an irrational number. Provide your reasoning.

💡 Hint: Consider the square properties and external evaluations.

Challenge 2 Hard

If we add π and 1, does it yield a rational or irrational number? Justify.

💡 Hint: Focus on the properties of irrationality during addition.

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