Question

x
) Determine the nature of the root of the quadratic equation.
Solution : Compair x2 + 2x - 9 = 0 with ax2 + bx+c=0
a=1, b = 2c=
b2 - 4ac = 22 - 4 X I
A=4+ [36
= = 40
.. b2 - 4ac > 0
..The roots of the equation are real and equal.​

Answer 1

yes, acc to me, it is correct.