331.Two years ago a man's age was three times the square of his son's age. Three years hence his age will be four times his son's age. Find their present ages.
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Multiple Choice Questions
332.
If D > 0 then roots of a quadratic equation ax2 + bx + c = 0 are
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333.Discriminant of x2 + 5x + 5 = 0 is
–5
5
5
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334.For what values of ‘P’ the equation Px2 + 4a: + 1 = 0 has real roots: