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: 3
Find the value of: (3⁰+4⁻¹)x2²
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(3⁰+4⁻¹)x2² = (1+1/4)x2² [∵ a⁻ᵐ =1/aᵐ]
= (4+1/4) x 2²=5/4×2²=5/2²x2²
= 5×2²⁻² [∵ aᵐ÷aⁿ=aᵐ⁻ⁿ]
= 5×2⁰ = 5×1 = 5 [∵ a⁰=1]
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/