state gov Chhatisgarh (CG) Police Constable Mock Test 2023-24 Quantitative Aptitude Progression Harmonic Progression
If the roots of a(b - c) x2 + b(c - a) x + c(a - b) = 0 are equal, then a, b, c are:
1
in geometric progression
2
in harmonic progression
3
in arithmetic progression
4
triplets