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#1 Re: Help Me ! » Indefinite integration » 2017-10-27 21:01:14

You have to do by partial fraction.
Check Integration Formulas here

#2 Re: Help Me ! » Sin,Cos, Tan, Sec, Csc, Cot. » 2017-10-27 20:59:29

Hey


I think you should remember what sin cos tan are .. SOHCAHTOA

You can also check value of sin, cos, tan for different angles like 0, 30, 60...

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