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suju101

  • 4 years ago

integrate sqrt(1-cosx)

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  1. Aron_West
    • 4 years ago
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    \[-2\sqrt{1-\cos (x )} \cot(x/2) + constant\]

  2. suju101
    • 4 years ago
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    i got 2sqrt2 cosx/2 ans. is this correct or not?

  3. Aron_West
    • 4 years ago
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    Its wrong.

  4. kevinfrankly
    • 4 years ago
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    isnt it \[-2\sqrt{1+\cos x}+c\]

  5. Aron_West
    • 4 years ago
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    No that's wrong, you forgot to put a cotangent function of 0.5x in there and also its negative cosine of x.

  6. suju101
    • 4 years ago
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    \[\sqrt{1-(1-2\sin^2x/2)}\][]\sqrt{2}\]|dw:1326537077707:dw| i did this.is this wrong??

  7. dumbcow
    • 4 years ago
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    No you are right, except the integral of sin is -cos. --> -2sqrt2*cos(x/2)+C

  8. dumbcow
    • 4 years ago
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    AronWest is also correct, there are just different forms of the same answer

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