Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Algebra Quadratic Equation
Which is correct option for given quadratic equation x2(a2 - b2) + 2x(ac + bd) + (c2 - d2).
1
Two different real roots
2
No real roots
3
2 equal roots
4
More than one of the above
5
None of the above