Welcome to jnvmaths.com, your go-to resource for all things related to Jawahar Navodaya Vidyalaya (JNV) Class 9 Entrance Exam Math preparation. In this blog post, we will delve into the crucial Chapter 7: Cube And Cube Roots. We'll not only help you understand the fundamental concepts but also provide valuable tips, tricks, and practice exercises to ensure you excel in this subject.
Table of Contents:
Chapter Overview
Understanding the Importance of Cube And Cube Roots in JNV Math
Objectives of Chapter 7: What to Expect
Basic Concepts
What Are Cubes and Cube Roots?
Key Formulas and Definitions
Properties of Cubes
Exploring the Properties of Cubes
Practical Examples and Applications
Cube Roots Made Easy
Methods to Calculate Cube Roots
Solving Problems Using Cube Roots
Practice Exercises
A Variety of Cube and Cube Roots Problems
Step-by-Step Solutions
Pro Tips for JNV Exam
Time Management Strategies
How to Approach Cube and Cube Roots Questions
Preparing for Success
Recommended Study Resources
Creating a Study Schedule
FAQs
Answering Common Questions About Cube And Cube Roots
Testimonials
Hear from Successful JNV Entrance Exam Candidates
1. उस घन का आयतन कितना है जिसका किनारा 2 सेमी है?
(ए) 8
(बी) 6
(सी) 10
(डी) 4
उत्तर: (ए)
2. 512 का घनमूल ______ है।
(ए) 8
(बी) 32
(सी) 16
(डी) 2
उत्तर: (ए)
3. किसी प्राकृत संख्या n के लिए निम्नलिखित में से कौन सा सत्य है?
(ए) n²>n³
(बी) n³>n²
(सी) n²=n³
(डी) इनमें से कोई नहीं
उत्तर: (बी)
4. यदि किसी घन का आयतन 125 सेमी3 है तो उसकी भुजा की लंबाई क्या होगी?
(ए) 25
(बी) 5
(सी) 4
(डी) 15
उत्तर: (बी)
5. 8 पर समाप्त होने वाली संख्या के घनमूल का इकाई अंक क्या होगा?
(ए) 2
(बी) 8
(सी) 4
(डी) 6
उत्तर: (ए)
6. 2 पर समाप्त होने वाली संख्या के घनमूल का इकाई अंक क्या होगा?
(ए) 2
(बी) 8
(सी) 4
(डी) 6
उत्तर: (बी)
7. 3 पर समाप्त होने वाली संख्या के घनमूल का इकाई अंक क्या होगा?
(ए) 3
(बी) 7
(सी) 5
(डी) 2
उत्तर: (बी)
8. 7 पर समाप्त होने वाली संख्या के घनमूल का इकाई अंक क्या होगा?
(ए) 3
(बी) 7
(सी) 6
(डी) 5
उत्तर: (ए)
1. What is the volume of a cube whose edge is 2 cm?
(A) 8
(b) 6
(c) 10
(d) 4
Answer: (A)
2. The cube root of 512 is ______.
(A) 8
(B) 32
(c) 16
(d) 2
Answer: (A)
3. Which of the following is true for any natural number n?
(A) n²>n³
(b) n³>n²
(c) n²=n³
(d) none of these
Answer: (B)
4. If the volume of a cube is 125 cm3, then what will be the length of its side?
(A) 25
(b) 5
(c) 4
(d) 15
Answer: (B)
5. What will be the units digit of the cube root of a number ending in 8?
(A) 2
(b) 8
(c) 4
(d) 6
Answer: (A)
6. What will be the units digit of the cube root of a number ending in 2?
(A) 2
(b) 8
(c) 4
(d) 6
Answer: (B)
7. What will be the units digit of the cube root of a number ending in 3?
(A) 3
(b) 7
(c) 5
(d) 2
Answer: (B)
8. What will be the units digit of the cube root of a number ending in 7?
(A) 3
(b) 7
(c) 6
(d) 5
Answer: (A)
Conclusion
Recap of Key Takeaways
Your Path to Mastering Cube And Cube Roots
Remember, mastering Chapter 7: Cube And Cube Roots is a significant step towards achieving success in the JNV Class 9 Entrance Exam. Stay tuned for more informative and engaging content here at jnvmaths.com, where we're committed to helping you excel in your math prep journey.
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