Quadratic Functions anyone? (1 Viewer)

Jaguar33

Member
Joined
Mar 29, 2014
Messages
36
Gender
Female
HSC
2015
Find the values of n in the equation 2x^2-5(n-1)x +12 = 0
If the two roots are consecutive.

thanks whoever helps! much appreciated! :)
 

Trebla

Administrator
Administrator
Joined
Feb 16, 2005
Messages
8,393
Gender
Male
HSC
2006
Find the values of n in the equation 2x^2-5(n-1)x +12 = 0
If the two roots are consecutive.

thanks whoever helps! much appreciated! :)
Let a and (a+1) be the roots of the equation. Use the product of roots to solve for a and then use the sum of the roots to solve for n.
 

Users Who Are Viewing This Thread (Users: 0, Guests: 1)

Top