state gov DDA Junior Secretariat Assistant (JSA) Mock Test 2023 Quantitative Aptitude Algebra Identities
If \(x = \sqrt {1 + \frac{{\sqrt 3 }}{2}} - \sqrt {1 - \frac{{\sqrt 3 }}{2}} \) then the value of \(\frac{{\sqrt 2 - x}}{{\sqrt 2 + x}}\) will be closest to∶
1
1.4
2
1.2
3
0.17
4
0.12