List-I (Organisation) | List-II (Description) |
---|---|
i. CAC | 2. Publishes ‘Food Code’ document |
ii. ISO | 1. Worldwide non-governmental federation |
iii. WTO | 4. Established in 1995 for administering trade agreements in the world |
iv. BIS | 3. Voluntary Product Certification of India |
Find the interval in which $f(x) = x + \frac{1}{x}$ is always increasing, $x \neq 0$.