Question

12. The roots of the following equation: 2x² - 2x + = 0 ​

Answer 1

Answer:

Correct option is B)

The quadratic equation is 2x

2

−2

2

x+1=0.

Comparing it with standard form of quadratic equation ax

2

+bx+c=0,we get a=2,b=−2

2

,c=1 Therefore the roots of the quadratic equation are,

x=

2a

−b±

b

2

−4ac

=

2×2

−(−2

2

)±

(−2

2

)

2

−4×2×1

=

4

(2

2

)±

8−8

=

4

2

2

±0

=

4

2

2

=

2

2

=

2

1

Step-by-step explanation:

p