Ask
your own question, for FREE!
Mathematics
18 Online
OpenStudy (anonymous):
please, can anyone help me solve this differential eqn? I really can't figure it out. Thanks. :)
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (anonymous):
y"=-9y+4
OpenStudy (anonymous):
y" + 9y = 4 has discriminant < 0 Let y" = 0 --> y = 4/9 y" + 9y = 0 r = + 3i , - 3i => y = C1e^3ix + C2 e^(-3ix) + 4/9
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
playtsec:
how do I sleep without getting a sore throat? I always wake up with a sore throat but it goes away later in the day.
75:
how do you react when you deal with someone who plays the victim in every single situation, and do you find this behavior childish or annoying.
JohnnyLFowler0812:
Do you guys ever think that the homeless are going to be healthy and freed from h
JohnnyLFowler0812:
Do you guys ever think that Hikaru Nikanura will ever be take Magnus Calrsen's 1st place title in the wolrdin the United States amd Norway? Right now Hikaru
DoltonCarlee:
what are y'all's options on S A T essays because honestly their not that bad
thereneelg:
Can someone give me a summary of article 231, The war guilt clause?? I need to explain what it is, but I can't find any shortened version of what it is and
luisaam2:
What should you do when the person you want to talk to the most is the one making
playtsec:
how do I sleep without getting a sore throat? I always wake up with a sore throat but it goes away later in the day.
6 hours ago
9 Replies
2 Medals
75:
how do you react when you deal with someone who plays the victim in every single situation, and do you find this behavior childish or annoying.
4 hours ago
3 Replies
0 Medals
JohnnyLFowler0812:
Do you guys ever think that the homeless are going to be healthy and freed from h
12 hours ago
7 Replies
1 Medal
JohnnyLFowler0812:
Do you guys ever think that Hikaru Nikanura will ever be take Magnus Calrsen's 1st place title in the wolrdin the United States amd Norway? Right now Hikaru
17 hours ago
2 Replies
0 Medals
DoltonCarlee:
what are y'all's options on S A T essays because honestly their not that bad
1 hour ago
8 Replies
2 Medals
thereneelg:
Can someone give me a summary of article 231, The war guilt clause?? I need to explain what it is, but I can't find any shortened version of what it is and
3 days ago
7 Replies
1 Medal
luisaam2:
What should you do when the person you want to talk to the most is the one making
2 days ago
16 Replies
1 Medal