Teaching AP TET Paper I & Paper II Mock Test Series 2025 Quantitative Aptitude Algebra Quadratic Equation

যদি (a + 3)x2 – 13ax + 7 - a = 0 সমীকরণের একটি মূল অন্যটির অন্যোন্যক হয়, তাহলে a এর মান হবে:

1
-2
2
-3
3
2
4
3
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