Question

If          3     2      1       x           4        12.5, then,  (x²-1) (x²+1) = ?

A 80
B 675
C 563
D 392
E None of these
Practice Next

Hey! Ask a query

🎓
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
  • 200 Questions with Detailed Solutions
  • Section-wise Coverage (GA, English, Quant & Reasoning)