SSC SSC CHSL (Tier I & Tier II) Mock Test Series 2025 (New) Quantitative Aptitude Algebra Identities
If \({\rm x} + \frac{1}{{\rm x}} = - 14 \), and x < -1, what will be the value of \({{\rm x}^2} - \frac{1}{{{{\rm x}^2}}}\) ?
1
- 112√3
2
112√3
3
-140√2
4
140√2