Chapter 12 Exponents and Powers
Very Short Answer Type
Question 1.
Find the multiplicative inverse of:
(i)
(ii)
Solution:
![Exponents and Powers Class 8 Extra Questions Maths Chapter 12 Q1](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-class-8-extra-questions-maths.png)
Question 2.
Expand the following using exponents.
(i) 0.0523
(ii) 32.005
Solution:
Question 3.
Simplify and write in exponential form.
Solution:
Question 4.
Simplify the following and write in exponential form.
Solution:
Question 5.
Express as a power with the base 2.
Solution:
Question 6.
Simplify the following and write in exponential form.
Solution:
Question 7.
Question 8.
Simplify the following:
Solution:
Question 9.
Solution:
Question 10.
Write the following in standard form
(i) 0 0035
(ii) 365.05
Solution:
Short Answer Type
Question 11.
Find the value of P if
Solution:
Question 12.
Solution:
Question 13.
Find the value of x if
Solution:
⇒ 3 + x = 18 [Equating the powers of same base]
x = 18 – 3 = 15
Question 14.
Solution:
Question 15.
Solution:
Question 16.
Solution:
Question 17.
![exponents-and-powers-ncert-extra-questions-for-class-8-maths-chapter-12-01](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-ncert-extra-questions-for-cla.png)
![exponents-and-powers-ncert-extra-questions-for-class-8-maths-chapter-12-02](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-ncert-extra-questions-for-cla-1.png)
![exponents-and-powers-ncert-extra-questions-for-class-8-maths-chapter-12-03](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-ncert-extra-questions-for-cla-2.png)
![exponents-and-powers-ncert-extra-questions-for-class-8-maths-chapter-12-04](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-ncert-extra-questions-for-cla-3.png)
![exponents-and-powers-ncert-extra-questions-for-class-8-maths-chapter-12-05](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-ncert-extra-questions-for-cla-4.png)
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![exponents-and-powers-ncert-extra-questions-for-class-8-maths-chapter-12-12](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-ncert-extra-questions-for-cla-11.png)
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![exponents-and-powers-ncert-extra-questions-for-class-8-maths-chapter-12-14](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-ncert-extra-questions-for-cla-13.png)
![exponents-and-powers-ncert-extra-questions-for-class-8-maths-chapter-12-15](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-ncert-extra-questions-for-cla-14.png)
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![exponents-and-powers-ncert-extra-questions-for-class-8-maths-chapter-12-18](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-ncert-extra-questions-for-cla-17.png)
![exponents-and-powers-ncert-extra-questions-for-class-8-maths-chapter-12-19](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-ncert-extra-questions-for-cla-18.png)
![exponents-and-powers-ncert-extra-questions-for-class-8-maths-chapter-12-20](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-ncert-extra-questions-for-cla-19.png)
![exponents-and-powers-ncert-extra-questions-for-class-8-maths-chapter-12-21](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-ncert-extra-questions-for-cla-20.png)
![exponents-and-powers-ncert-extra-questions-for-class-8-maths-chapter-12-22](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-ncert-extra-questions-for-cla-21.png)
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![exponents-and-powers-ncert-extra-questions-for-class-8-maths-chapter-12-24](https://rajboardexam.in/wp-content/uploads/2022/07/exponents-and-powers-ncert-extra-questions-for-cla-23.png)
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