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The MCQ: If roots of p² + qx + 1 = 0 are equal, then; "Nature of roots of quadratic equation" App Download (Free) with answers: Q² - 4p = 0; Q² + 4p = 0; P² - 4p = 0; P² + 4q = 0; to learn online classes courses. Practice Nature of roots of quadratic equation Quiz Questions, download Apple eBook (Free Sample) for online college classes.

MCQ 1: If the roots of x² - 5x + a = 0 are equal, then a =

1. 25-May
2. ±25/4
3. 25-Apr
4. None of Above

MCQ 2: If the roots of p² + qx + 1 = 0 are equal, then

1. q² - 4p = 0
2. q² + 4p = 0
3. p² - 4p = 0
4. p² + 4q = 0

MCQ 3: The roots of the quadratic equation ax² + bx + c = 0 are rational and equal if

1. b² - 4ac = 0
2. b² - 4ac > 0
3. b² - 4ac < 0
4. None of Above

MCQ 4: If the roots 3² + kx + 12 = 0 are equal, then k =

1. ± 12
2. 12
3. −12
4. 0

MCQ 5: The roots of the quadratic equation x² - 6x + 10 = 0 are

1. equal
2. imaginary
3. irrational
4. real