Question

the (x*2) + (x-2)


plss this is urgent

Answer 1

Answer:

The roots of the quadratic equation Ax

2

+Bx+C=0 are

x=

2A

−B±

B

2

−4AC

The given equation is x

2

−x+2=0

for the given equation, B

2

−4AC=(−1)

2

−4(1)(2)=−7

So the roots are

x=

2

−(−1)±

−7

x=

2

1±

7

i