Question

The roots of below given quadratic equation are:
2x+x+4=0​

Answer 1

Answer:

Answer

2x

2

+x−4=0

Compairing with ax

2

+bx+c=0

a = 2 b = 1 c = -4

∴

2a

−b±

b

2

−4ac

=

2×2

−1±

1

2

−4×2(−4)

4

−1±

33

∴x=

4

−1+

33

OR x=

4

−1−

33

Answer 2

Answer:

2x+x+4=0

3x=0-4

x=-4/3

2×-4/3+(-4/3)=-4

-8/3+(-4/3)=-4

-8+(-4)/3=-4

-12/3=-4/1=-4

I hope it's helpful to you