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4. Exponents and Powers
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Q6 of 53 Page 91

Find the value of ‘n’ in each of the following:

Given,

= (


= (


= (


Comparing powers of , we get


n2=8


n=8+2


n=10


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5

Simplify and give reasons

5

Simplify and give reasons

((52)3 × 54) ÷ 56

6

Find the value of ‘n’ in each of the following:

(−3)n+1 × (−3)5 = (−3)−4

6

Find the value of ‘n’ in each of the following:

72n+1 ÷ 49 = 73

Questions · 53
4. Exponents and Powers
1 1 1 1 2 2 2 2 2 3 3 4 4 4 4 4 4 5 5 6 6 6 7 8 9 9 9 9 10 1 1 1 1 1 2 2 2 2 2 2 3 3 3 3 3 3 3 4 5 5 5 5 5
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