00:01
In this question we have three parts.
00:04
Part 1 d square y by dx square minus y is equal to 0.
00:12
Now auxiliary equation is m square minus 1 is equal to 0 here m square equals to 1.
00:24
Now m equals to plus minus 1.
00:28
Here general solution is y equals to c1e m1x plus c2e m2x.
00:43
Here y equals to c1e x plus c2e minus x.
00:52
Here we have second for which line d2y by dx square plus 2m d2y by dx plus 4y is equal to 0.
01:05
Here again auxiliary equation is 9m square plus 12m plus 4 is equal to 0.
01:15
Here 9m square plus 6m plus 6m plus 4 is equal to 0.
01:23
Here 3m 3m plus 2 plus 2 3m plus 2 is equal to 0.
01:32
Here we have 3m plus 2 and 3m plus 2 is equal to 0.
01:43
Here we have 3m plus 2 whole square equals to 0.
01:47
It means m is equals to minus 2 by 3 and minus 2 by 3...