railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Algebra Identities

যদি (a - b) = 2 এবং ab = 80, তবে একটি 2 + b 2 খুঁজে বের করুন ।

1
156
2
145
3
120
4
164
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