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Mathematics 14 Online
OpenStudy (trisarahtops):

Answer check!!

OpenStudy (trisarahtops):

OpenStudy (trisarahtops):

I choose A

OpenStudy (anonymous):

i got this, but i wouldn't bet more than $14 that the answer is correct http://www.wolframalpha.com/input/?i=integral+0+to+pi+%2F3+of+pi*sec^2%28x%29

OpenStudy (anonymous):

at least it matches up with one of your choices

OpenStudy (trisarahtops):

it does and it look correct me me

OpenStudy (anonymous):

k good

OpenStudy (anonymous):

could have done this without the calculator since the anti derivative of \(\sec^2(x)\) is well known

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