state gov MP Vyapam Group 4 (AG III & Steno) Mock Test Series 2025 Quantitative Aptitude Algebra Quadratic Equation
Which of the following equation has equal roots?
1
25y2 + 50y + 16 = 0
2
9y2 - 24y + 16 = 0
3
4y2 + 26x + 36 = 0
4
16y2 - 120y + 81 = 0