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. 9 ________ का घनमूल है।
(ए) 343
(बी) 729
(सी) 629
(डी) 81
उत्तर: (बी)
2. 6 अंकों की संख्या के घनमूल में अंकों की संख्या _____ होती है।
(ए) 3
(बी) 2
(सी) 4
(डी) 6
उत्तर: (बी)
3. 46656 के घनमूल में कितने अंक होंगे?
(ए) 2
(बी) 1
(सी) 3
(डी) 4
उत्तर: (ए)
4. 512 के घनमूल में कितने अंक होंगे?
(ए) 1
(बी) 2
(सी) 3
(डी) 4
उत्तर: (ए)
5. का इकाई अंक क्या होगा15625−−−−−√3?
(ए) 5
(बी) 0
(सी) 3
(डी) 4
उत्तर: (ए)
6. 27000 के घनमूल में कितने शून्य होंगे?
(ए) 3
(बी) 0
(सी) 1
(डी) 2
उत्तर: (सी)
7. 800 के घनमूल में कितने शून्य होंगे?
(ए) 3
(बी) 0
(सी) 1
(डी) घनमूल मौजूद नहीं है
उत्तर: (डी)
8. यदि 7³=343 , तो 343−−−√3= _______ .
(ए) 3
(बी) 7
(सी) 13
(डी) 9
उत्तर: (बी)
9. यदि 8³ = 512 , तो 512−−−√3= ________ .
(ए) 3
(बी) 7
(सी) 13
(डी) 9
उत्तर: (ए)
1. 9 is the cube root of ________.
(A) 343
(B) 729
(c) 629
(d) 81
Answer: (B)
2. The number of digits in the cube root of a 6 digit number is _____.
(A) 3
(b) 2
(c) 4
(d) 6
Answer: (B)
3. How many digits will be there in the cube root of 46656?
(A) 2
(b) 1
(c) 3
(d) 4
Answer: (A)
4. How many digits will be there in the cube root of 512?
(A) 1
(b) 2
(c) 3
(d) 4
Answer: (A)
5. What will be the units digit of 15625−−−−−√3?
(A) 5
(b) 0
(c) 3
(d) 4
Answer: (A)
6. How many zeros will there be in the cube root of 27000?
(A) 3
(b) 0
(c) 1
(d) 2
Answer: (c)
7. How many zeros will there be in the cube root of 800?
(A) 3
(b) 0
(c) 1
(d) cube root does not exist
Answer: (D)
8. If 7³=343, then 343−−−√3= _______.
(A) 3
(b) 7
(c) 13
(d) 9
Answer: (B)
9. If 8³ = 512, then 512−−−√3= ________.
(A) 3
(b) 7
(c) 13
(d) 9
Answer: (A)
Conclusion
By the time you finish reading this blog post and practicing the questions provided, you'll be well-prepared to tackle Chapter 7: Cube and Cube Roots with confidence. Remember, consistent practice and a strong understanding of the fundamentals are key to excelling in your JNV Class 9 Entrance Exam Math. Stay tuned to JNVMaths.com for more valuable insights and resources to help you on your journey to success.
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