NCERT Solutions For Class 8 Chapter 12, Exponents and Powers, Exercise 12.1 Table of Contents Toggle Class 8, Maths, Chapter 12, Exercise 12.1 SolutionsNCERT Solutions For Class 8 Maths Chapter 12, Exponents and Powers (All Exercises) Class 8, Maths, Chapter 12, Exercise 12.1 Solutions Q.1. Evaluate(i) 3^{-2} (ii) (-4)^{-2}(iii) ${{\left( \frac{1}{2} \right)}^{-5}}$ Q.2. Simplify and express the result in power notation with positive exponent.(i) (– 4)^{5} ÷ (–4)^{8} (ii) ${{\left( \frac{1}{{{2}^{3}}} \right)}^{2}}$(iii) (-3) × ${{\left( \frac{5}{3} \right)}^{4}}$(iv) (3^{–7}÷3^{–10}) × 3^{–5}(v) 2^{–3} × (–7)^{–3} Q.3. Find the value of.(i) (3°+ 4^{–1}) × 2^{2}(ii) (2^{–1 }× 4^{–1}) ÷ 2^{–2}(iii) ${{\left( \frac{1}{2} \right)}^{-2}}+{{\left( \frac{1}{3} \right)}^{-2}}+{{\left( \frac{1}{4} \right)}^{-2}}$(iv) (3^{–1} + 4^{–1 }+ 5^{–1})^{0}(v) ${{\left\{ {{\left( \frac{-2}{3} \right)}^{-2}} \right\}}^{2}}$ Q.4. Evaluate (i) $\frac{8{}^{-1}\times 8{}^{3}}{2{}^{-4}}$(ii) (5^{–1 }× 2^{–1}) × 6^{–1} Q.5. Find the value of m for which 5^{m}÷ 5^{–3 }= 5^{5} Q.6. Evaluate Q.7. Simplify. NCERT Solutions For Class 8 Maths Chapter 12, Exponents and Powers (All Exercises) Class 8, Maths, Chapter 12, Exponents and Powers Class 8, Maths, Chapter 12, Exponents and Powers, Exercise 12.1 ← You are hereClass 8, Maths, Chapter 12, Exponents and Powers, Exercise 12.2