If quadratic equation `ax^2+ 2bx + 4c = 0` has no solution, then which of the following is always true

a, b, c, in R, a ne 0 and the quadratic equation ax^(2) + bx + c = 0 has no real roots, then which one of the following is not true?

a, b, c, in R, a ne 0 and the quadratic equation ax^(2) + bx + c = 0 has no real roots, then which one of the following is not true?

If one root of the quadratic equation x^(2)+ax+b=0 is square of the other root,then which of the following always true?

For the quadratic equation 4x^(2)-7kx+2=0 to have real roots,which of the following is always true?

A quadratic equation ax^(2) + bx + c = 0 has two distinct real roots, if….

The quadratic equation ax^(2)+bx+c=0 has real roots if: