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Mathematics 9 Online
OpenStudy (anonymous):

find the area (exactly) under f(z)=arctan(z), (0,2)

OpenStudy (anonymous):

I'm getting \[2\arctan(2)-( \ln(5)/2)\]

OpenStudy (anonymous):

which is 126.06...

OpenStudy (anonymous):

my calculator is giving me 80.76...

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