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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What makes 0.666... a rational number?
💡 Hint: Think about how to convert a repeating decimal into a fraction.
Question 2
Easy
What is the opposite of 5²?
💡 Hint: Recall the definition of negative exponents.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
Why is 0.333... a rational number?
- It can't be expressed as a fraction
- It can be expressed as 1/3
- It's an irrational number
💡 Hint: Think about converting repeating decimals to fractions.
Question 2
Is 7⁻² equal to 1/7²?
- True
- False
💡 Hint: Recall the definition of negative exponents.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Prove that the sum of any two rational numbers is rational.
💡 Hint: Focus on finding a common denominator.
Question 2
Show that the product of a non-zero rational number and an irrational number is irrational.
💡 Hint: Consider the definition of irrationality.
Challenge and get performance evaluation