SSC SSC CPO Mock Test Series 2025 (Tier I & II) (DP SI & CAPF) Quantitative Aptitude Algebra Identities

3x + 5y = 14 এবং xy = 6 হয়, তাহলে 9x 2 + 25y 2 = এর মান কত?

1
16
2
14
3
20
4
182
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