Quadratic Equat...

Find the discriminant of $\displaystyle pqr{ x }^{ 2 }-8pqx+pr=0$

Which of the following is correct if one root of quadratic equation is real?

Which of the following is correct, if the roots of quadratic equation are equal?

Find the roots of equation by completing the square method:
$\displaystyle 3{ x }^{ 2 }-12qx+12{ q }^{ 2 }=0$

The solution of which of the following equations is same as that of $40-6x=x^2$?

Value(s) of $x$ which satisfies the equation $x^{2} + 2kx = \dfrac {j}{3}$, where $j$ and $k$ are constants, is/are

Among the following, find the values of $x$ that are real and satisfy the equation $2x^2-5x-2=0$

Solve: $p^2-12p+32=0$

If a, b and c are real, then both the roots of the equation $\left( x-b \right) \left( x-c \right) +\left( x-c \right) \left( x-a \right) +\left( x-a \right) \left( x-b \right) =0$ are always

Let $a$ be the solution of the equation $4x^2-12x+9=16$, then the value of $10a-15$ is