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Mathematics 13 Online
OpenStudy (anonymous):

I need some help solving this problem. I know that you need to use asin(theta) but I keep getting lost somewhere along the way. int_{}^{} sqrt{9-x^2}dx

OpenStudy (dan815):

okk

OpenStudy (dan815):

ok so make it 9-9sin^2b so u=3sin b

OpenStudy (dan815):

x=3sinb so dx/db=3cosb

OpenStudy (dan815):

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