Question

If b square - 4c, the roots of a quadratic equation are

Answer 1

Answer:

1

Step-by-step explanation:

Given equation is x  

2

−bx+c=0

Let the roots be α and α+1

Therefore, 2α+1=b

⇒α(α+1)=c

Hence, b  

2

−4c

=(2α+1)  

2

−4α(α+1)

=1