x² + 1/x² = 23.
Back to XAT 2023 Algebra
XAT 2023 — Mathematics Algebra
medium
mcq
2023
Official previous-year question
Verified 30 May 2026.
Question
If x + 1/x = 5, find x² + 1/x²
Options
- A23
- B25
- C27
- D21
Solution
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