Question

If Alfa,beta are two roots of ax2+bx+c=0 then find 1/alfa-1/beta

Answer 1

Answer:

Step-by-step explanation:

Alpha+beta=-b/a

Alpha*beta=c/a

Writing alpha as A

beta as B

1/A-1/B

taking lcm

B-A/AB

Taking - common

-(A+B)/AB

Putting up the values

-(-b/a)/c/a

-(-b/c)

b/c