# NCERT Solutions For Class 8 Maths Chapter 12 Exponents and Powers Ex 12.1

Here, Below you all know about NCERT Solutions for Class 8 Maths Chapter 12 Exponents and Powers Ex 12.1 Question Answer. I know many of you confuse about finding this Chapter 12 Exponents and Powers Ex 12.1 Of Class 8 NCERT Solutions. So, Read the full post below and get your solutions.

## NCERT Solutions for Class 8 Maths Chapter 12 Exponents and Powers Ex 12.1

NCERT TEXTBOOK EXERCISES

Question 1. Evaluate :
(i)
3−2
(ii) −4−2
(iii) (1/2)−5

Solution.

Question 2. Simplify and express the result in power notation with positive exponent.

Solution.

Question 3. Find the value of:

Solution.

Question 4. Evaluate

(i) $\frac { { 8 }^{ -1 }\times { 5 }^{ 3 } }{ { 2 }^{ -4 } }$
(ii) $({ 5 }^{ -1 }\times { 2 }^{ -1 })\times { 6 }^{ -1 }$

Solution.

Question 5. Find the value of m for which ${ 5 }^{ m }+{ 5 }^{ -3 }={ 5 }^{ 5 }$

Solution.

Question 6. Evaluate :

Solution.

Question 7. Simplify:

(i) $\frac { 25\times { t }^{ -4 } }{ { 5 }^{ -3 }\times 10\times { t }^{ -8 } }$
(ii) $\frac { { 3 }^{ -5 }\times { 10 }^{ -5 }\times 125 }{ { 5 }^{ -7 }\times { 6 }^{ -5 } }$

Solution.

## NCERT Solutions for Class 8 Maths Chapter 12 Exponents and Powers Exercise 12.1 PDF

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