railway RRB Technician Grade 1 Mock Test 2024 Quantitative Aptitude Algebra Quadratic Equation

a এবং b যদি x2 - x - 12 = 0 এবং a > b এর মূল হয়, তাহলে x-এর দ্বিঘাত সমীকরণ যার মূল (2a- 1) এবং (2b + 1) হল:

1
x2- 2x + 35 = 0
2
x2 - 2x - 35 = 0
3
x2- 4x - 45 = 0
4
x2 - 4x + 45 = 0
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