engineering recuitment NFC Chemical Plant Operator Mock Test Quantitative Aptitude Simplification Decimals
The value of \(\sqrt {31 + 3\sqrt {48} } = a + b\sqrt 3\), then what is the value of \(\sqrt {{b^2} - {a^2}}\), correct to one decimal place?
1
1.8
2
2.4
3
2.2
4
2.6