NCERT Class 8 Mathematics Solutions: Chapter 12 – Exponents and Powers Exercise 12.1 Part 3 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Formula of Exponents and Powers

1. Evaluate

(i)

(ii)

Answer:

(i)

(ii)

2. Find the value of for which

Answer:

So, the powers have same bases on both sides, their respective exponents must equal.