Quadratic Equat...

Every quadratic polynomial can have at most

For ax² + bx + c = 0, which of the following statement is wrong?

The roots of the equation 9x² – bx + 81 = 0 will be equal, if the value of b is

The value of p for equation 2x² – 4x + p = 0 to have real roots will be

If p = 1 and q = –2 are roots of equation x² – px + q = 0 , then quadratic equation will be

Roots of quadratic equation x² – 3x = 0 , will be

Value of D when root of ax² + bx + c = 0 are real and unequal will be

Positive value of p for which equation x² + px + 64 = 0 and x² – 8x + p = 0 will both have real roots will be

If the equation x² – kx + 1, have no real roots, then