anonymous
  • anonymous
the intigral from 0 to pi/2 of (e^(2-cosx))sinx dx =?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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bahrom7893
  • bahrom7893
Let u = 2-Cos(x)
bahrom7893
  • bahrom7893
du = Sinx dx
bahrom7893
  • bahrom7893
Integral is from 0 to pi/2 but now I said let u = 2-Cos(x), so: Lower limit: u(o) = 2 - Cos(0) = 2 - 1 = 1

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bahrom7893
  • bahrom7893
Upper limit: u(pi/2) = 2 - Cos(pi/2) = 2-0 = 2
bahrom7893
  • bahrom7893
So now you have: Integral from 1 to 2 e^u * du = e^u (from 1 to 2)
bahrom7893
  • bahrom7893
e^2 - e = e(e-1)
anonymous
  • anonymous
ok tyvm that was a big help
bahrom7893
  • bahrom7893
Please click on Become a fan, thanks! =)
anonymous
  • anonymous
already am lol
bahrom7893
  • bahrom7893
lol thanks! =)
anonymous
  • anonymous
ty your the one that has answered my questions

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