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solve d^2y/dx^2+y=tanx
show working plz i don't no it at all
9 years ago

Answers

Steve
this is a pretty standard linear DE. Read about its method of solution here:

https://answers.yahoo.com/question/index?qid=20120112065721AA0UzfI

If you're still confused, there are lots of explanations on why the method works so well.
9 years ago

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