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

যদি3x2 + kx + k = 0 এর কোনও সমাধান না থাকে তবে k এর কোন মানটি যুক্তিযুক্ত ?

1
0 < k < 12
2
k> 12
3
k <12
4
k> - 12
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