- #1

stelastela

- 1

- 0

Show that for any constant A and B the function y= Ax

^{r1}+Bx

^{r2}is a solution of the differentiol equation ax

^{2}y"+bxy'+cy=0 , given that r

_{1}and r

_{2}are both roots of the quadratic equation ar(r-1)+br+c.