The question is: An = An-1 + 6An-2 for n>=2, a0=3, a1=6 So far I have... r^2-r-6=0 so the roots are r=-2,3. I am stuck here and not sure where to go. Can someone please help me! Thanks in advance.
Follow Math Help Forum on Facebook and Google+
You have the quadratic we need to work with OK. Since the roots are -2 and 3, we have Now, use the initial conditions, If n=0, we have If n=1, we have The two equations to solve are:
View Tag Cloud