Question

If the roots of the quadratic equation X2 + 12x + a = 0 are real and equal, then find
the value of a.​

Answer 1

Answer:

Given: equation x  

2

+12x+36=0

To find the roots of the equation

Sol:  

x  

2

+12x+36=0

⟹x  

2

+6x+6x+36=0

⟹x(x+6)+6(x+6)=0

⟹(x+6)(x+6)=0

⟹x=−6,−6

Hence roots are equal.

mark as brainlaist answer