A quadratic equation is chosen from the...

A quadratic equation is chosen from the set of all quadratic equations which are unchanged by squaring the roots. The chance that the chosen equation has equal root, is

A

`(1)/(2)`

B

`(1)/(3)`

C

`(1)/(4)`

D

None of these

Verified by Experts

Similar Questions

Explore conceptually related problems

Find the roots of the quadratic equation 6x^(2)-x-2=0 .

Find the roots of the quadratic equations by factorisation: x(x+4)=12

The formula to find the discriminant of a quadratic equation is D=b^(2)-4ac.

Find the roots of the quadratic equations by factorisation: 2x^(2)+x-6=0

Find the roots of the following quadratic equations, if they exist. x^(2)+5=-6x

Find the roots of the following quadratic equations, if they exist. 5x^(2)-7x-6=0

Determine k so that the equation x^(2)-3kx+64=0 has no real roots.

In quadratic equation ax^(2)+bx+c=0 , if discriminant D=b^(2)-4ac , then roots of quadratic equation are:

If alpha, beta are the roots of the quadratic equation x^2 + bx - c = 0 , the equation whose roots are b and c , is