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In a plane, P and Q are two points having co-ordinate (3, 0) and (6, 4) respectively. Then the numerical value of the circumference of circle with radius PQ is:
Find a quadratic equation in x whose roots are 5 and 6.
The range of values of m for which the roots of the equation 3x2 + 2x + m(m − 1) = 0 are of opposite sign?
If b and c are the roots of the equation x2 + bx + c = 0 then.
If (x + y - z)2 + (y + z - x)2 + (z + x - y)2 = 0, then the value of x + y - z is?
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