If 'a' varies as 'b', then which of the following statements is/are correct? 1. n th root of a 2 b varies as (2n) th root of a 4 b 2 . 2. \frac{a}{b^{2}} varies inversely as b. Select the correct answer using the code given below:

Correct Answer is : Both 1 and 2

EPFO 2021 English Medium Solved Paper

Question : 85 of 120

Marks: +1, -0

If 'a' varies as 'b', then which of the following statements is/are correct?
1. n^th root of a²b varies as (2n)^th root of a⁴b².
2.

\;{a}/{b^{2}}

varies inversely as b.
Select the correct answer using the code given below:

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