NCERT Solutions for Class 7 Maths Chapter 11 Exponents and Powers in Hindi and English Medium updated for CBSE session 2023-2024. As per the new rationalised syllabus and latest NCERT textbook for academic year 2023-24, there are only three exercises in chapter 11 of 7th mathematics.
7th Maths Chapter 11 Solutions in English Medium
7th Maths Chapter 11 Solutions in Hindi Medium
|Chapter 11:||Exponents and Powers|
|Number of Exercises:||3 (Three)|
|Content:||Textbook Exercises Solution|
|Content Mode:||Text and Videos|
|Medium:||English and Hindi Medium|
NCERT Solutions for Class 7 Maths Chapter 11
Class 7 Mathematics Exercise 11.1, Exercise 11.2 and Exercise 11.3 in English Medium or Prashnavali 11.1, Prashnavali 11.2 and Prashnavali 11.3 in Hindi Medium to study online or download in PDF file. All the exercises are updated for the new academic session based on latest CBSE Syllabus and NCERT (https://ncert.nic.in/) Books for 2023-2024.
Important Questions on Class 7 Maths Chapter 11
What is the use of Exponents and Powers?
Exponents are used to express large numbers in shorter form to make them easy to read, understand, compare and operate upon.
What is the standard form or scientific notation?
Any number can be expressed as a decimal number between 1.0 and 10.0 (including 1.0) multiplied by a power of 10. Such form of a number is called its standard form or scientific notation.
What is the expanded form of an exponent form?
a × a × a × a = a⁴ (read as ‘a’ raised to the exponent 4 or the fourth power of a), where ‘a’ is the base and 4 is the exponent and a4 is called the exponential form. a × a × a × a is called the expanded form.
7 Maths Chapter 11 Solutions
Class 7 Maths Chapter 11 Exponents and Powers all exercises solutions with explanation are given below. These are in updated form editing errors and including more steps to make it simple. Download NCERT Solutions for the new session.
About NCERT Solutions for Class 7 Maths Chapter 11
In 7 Maths Chapter 11 Exponents and Powers, we will learn about the various rules exponents and conversion of powers into exponent and exponents to powers. In this topic of mathematics we will study about expressing the numbers as product of powers of their prime factors, writing the numbers using exponential notation, dividing powers with the same base, working with Power of a Power, Multiplying Powers with the Same Exponents, etc. Discussion about Dividing Powers with the Same Exponents, Numbers with exponent zero, Miscellaneous questions using the laws of exponents,
Note: In most of the questions that are taken in Chapter 11, the base of a power was taken an integer. But all the results of this chapter apply equally well to a base which is a rational number.
Standard Form: Any number can be expressed as a decimal number between 1.0 and 10.0 including 1.0 multiplied by a power of 10. Such a form of a number is called its standard form.
The questions based on, conversing of number into standard form or Scientific form to normal form and vice versa are given in the last exercise, are very important for the further classes. Most of the larger numbers are normally written in the standard form.
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