Exponents and Powers Class 8 Assertion Reason Questions Maths Chapter 10

Q: Q4: What strategies should students use to answer assertion reason questions effectively?

A4: Students can use the following strategies: Understand Each Statement Separately: Determine if each statement is true or false independently. Analyze the Relationship: If both statements are true, check if the reason correctly explains the assertion.

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Last Updated on November 27, 2024 by XAM CONTENT

Hello students, we are providing case study questions for class 8 maths. Assertion Reason questions are the new question format that is introduced in CBSE board. The resources for assertion reason questions are very less. So, to help students we have created chapterwise assertion reason questions for class 8 maths. In this article, you will find assertion reason questions for CBSE Class 8 Maths Chapter 10 Exponents and Powers. It is a part of Assertion Reason Questions for CBSE Class 8 Maths Series.

Chapter	Exponents and Powers
Type of Questions	Assertion Reason Questions
Nature of Questions	Competency Based Questions
Board	CBSE
Class	8
Subject	Maths
Useful for	Class 8 Studying Students
Answers provided	Yes
Difficulty level	Mentioned
Important Link	Class 8 Maths Chapterwise Assertion Reason

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Table of Contents

Assertion Reason Questions on Exponents and Powers

Questions:

Q. 1. Assertion (A): a^m × aⁿ is equal to a^{(m + n)}
Reason(R): Property of laws of exponents

Difficulty Level: Medium

Ans. Option (a) is correct

Q. 2. Assertion (A): a⁰ is equal to 0
Reason(R): Zero exponent property

Difficulty Level: Medium

Ans. Option (d) is correct
Explanation: According to law of exponents, a⁰ = 1.

Also check

Topics from which assertion reason questions may be asked

Use of Exponents to Express Small Numbers in Standard Form
Comparing very large number and very small numbers
Powers with negative Exponents
Laws of Exponents

When any non-zero integer is multiplied repeatedly with itself, it is called exponential form of the given number.

a^b Here, a = base and b = exponent and we read it as ‘a’ raised to the power ‘b’.

Assertion reason questions from the above given topic may be asked.

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Frequently Asked Questions (FAQs) on Exponents and Powers Assertion Reason Questions Class 8

Q1: What are assertion reason questions?

A1: Assertion-reason questions consist of two statements: an assertion (A) and a reason (R). The task is to determine the correctness of both statements and the relationship between them. The options usually include:
(i) Both A and R are true, and R is the correct explanation of A.
(ii) Both A and R are true, but R is not the correct explanation of A.
(iii) A is true, but R is false.
(iv) A is false, but R is true. or A is false, and R is also false.

Q2: Why are assertion reason questions important in Maths?

A2: Students need to evaluate the logical relationship between the assertion and the reason. This practice strengthens their logical reasoning skills, which are essential in mathematics and other areas of study.

Q3: How can practicing assertion reason questions help students?

A3: Practicing assertion-reason questions can help students in several ways:
Improved Conceptual Understanding: It helps students to better understand the concepts by linking assertions with their reasons.
Enhanced Analytical Skills: It enhances analytical skills as students need to critically analyze the statements and their relationships.
Better Exam Preparation: These questions are asked in exams and practicing them can improve your performance.

Q4: What strategies should students use to answer assertion reason questions effectively?

A4: Students can use the following strategies:
Understand Each Statement Separately: Determine if each statement is true or false independently.
Analyze the Relationship: If both statements are true, check if the reason correctly explains the assertion.

Q5: What are common mistakes to avoid when answering Assertion Reason questions?

A5: Common mistakes include:
Not reading the statements carefully and missing key details.
Assuming the Reason explains the Assertion without checking the logical connection.
Confusing the order or relationship between the statements.
Overthinking and adding information not provided in the question.

Q6: What resources can help me practice Assertion Reason Questions for Class 8 Maths?

A6: Use study guides specifically designed for Assertion-Reason questions. Online educational platforms and reference books for Class 8 Maths also offer practice questions and explanations. xamcontent.com also provides assertion reason questions for cbse class 8 maths.

Q7: What is an exponent in mathematics?

A7: An exponent refers to the number of times a number, known as the base, is multiplied by itself. For example, in 2³, 2 is the base and 3 is the exponent, meaning 2 × 2 × 2 = 8.

Q8: What are the laws of exponents?

A8: – Product law: $a^m \times a^n=a^{m+n}$
– Quotient law: $a^m \div a^n=a^{m-n}$
– Power of a power law: $\left(a^m\right)^n=a^{m \times n}$
– Zero exponent rule: $a^0=1$ (where $a \neq 0$ )
– Negative exponent rule: $a^{-m}=\frac{1}{a^m}$

Q9: How are negative exponents handled?

A9: Negative exponents represent reciprocals. For example, 2⁻³ = 1/8. So, when you have a negative exponent, you convert it into a fraction.

Q10: Are there any online resources or tools available for practicing “Exponents and Powers“ assertion reason questions?

A10: A9: We provide assertion reason questions for CBSE Class 8 Maths on our website. Students can visit the website and practice sufficient assertion reason questions and prepare for their exams. If you need more case study questions, then you can visit Physics Gurukul website. they are having a large collection of case study questions for all classes.