anonymous
  • anonymous
I need help with the problem attached.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
anonymous
  • anonymous
anonymous
  • anonymous
take the integral from 0 to 90
anonymous
  • anonymous
ya take the integral!

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More answers

anonymous
  • anonymous
I don't know how to do that.
anonymous
  • anonymous
hahaa
Goten77
  • Goten77
\[\int\limits_{0}^{\pi/2}x+ \cos(x)\]
anonymous
  • anonymous
ya this is the way!
Goten77
  • Goten77
then you have \[x ^{2}/2 + \sin(x) + c\]
anonymous
  • anonymous
now put the limits!
anonymous
  • anonymous
you dont need c
Goten77
  • Goten77
well ye u dont but i put it anyways just so it looks smart
anonymous
  • anonymous
got the answer?
anonymous
  • anonymous
I still don't realize what the next step will be after.
anonymous
  • anonymous
what? just put in the values!
anonymous
  • anonymous
I suck at trigs!
anonymous
  • anonymous
its easy want to learn it this is just the basics!
Goten77
  • Goten77
i feel like i did something wrong...
anonymous
  • anonymous
I have no idea..
anonymous
  • anonymous
no its wrong
Goten77
  • Goten77
oh i found my error now
anonymous
  • anonymous
divide it by 4
anonymous
  • anonymous
not 2
Goten77
  • Goten77
\[((\pi/2)^{2}/2) + 1\]
anonymous
  • anonymous
ya thats right!
anonymous
  • anonymous
So that's what I put down for the answer?
Goten77
  • Goten77
it reduces to \[(\pi ^{2}/4) + 1\]
anonymous
  • anonymous
Okay, thanks. I need help with just one more problem.

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