state gov AP Police SI (Pre+Mains) Mock Test 2022 Quantitative Aptitude Simplification Surds and Indices
The value of \(\frac{1}{{\sqrt {\left( {12 - \sqrt {140} } \right)} }} - \frac{1}{{\sqrt {\left( {8 - \sqrt {60} } \right)} }} - \frac{2}{{\sqrt {\left( {10 - \sqrt {84} } \right)} }}\) is:
1
-√3
2
1
3
-2
4
3