NCERT Solutions for Class 8 Mathematics Chapter 12
Important NCERT Questions
Exponents and Powers Chapter 8 Exercise 12.1
NCERT Books for Session 2022-2023
CBSE Board
Questions No: 4
Evaluate: 8⁻¹ x5³/2⁻⁴
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8⁻¹ x5³/2⁻⁴ = (2³)⁻¹ x 5³/2⁻⁴ = 2⁻³x5³/2⁻⁴ [∵(aᵐ)ⁿ=aᵐˣⁿ]
= 2⁻³(⁻⁴)x5³= 2⁻³⁺⁴x5³ [∵ aᵐ÷aⁿ=aᵐ⁻ⁿ]
= 2×125=250
Class 8 Maths Chapter 11 Exercise 12.1 Solution in Video
for more answers vist to:
https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-12/