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Ink412

Calc help, (tan(X/2)^(-1)) - 1/(2(x^(2)+4))

  • one year ago
  • one year ago

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  1. Ink412
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    finding derivative please help with steps

    • one year ago
  2. violy
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    you mean, (arctan(x/2) - 1)/(2(x^2 +4))

    • one year ago
  3. IsTim
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    Just remember, this is only complex calculus using simple rules.

    • one year ago
  4. Ink412
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    um yes arctan but the -1 is part of the x^(2)+4

    • one year ago
  5. klimenkov
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    \((\tan \frac x 2)^{-1}-\frac{1}{2(x^2+4)}\)

    • one year ago
  6. Ink412
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    ^correct

    • one year ago
  7. nishika17
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    firt put tann x/2 as cot x/2 and diffetentiate it u wil get -1/2cosec^2x/2

    • one year ago
  8. nishika17
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    becoz tan x/2 is to the power of -1 hence after taking its reciprocal u get cot x/2

    • one year ago
  9. Ink412
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    by usng the product rule*

    • one year ago
  10. nishika17
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    now differentiate -1/2(x^2+4) you will get -xlog (x^2+4)

    • one year ago
  11. nishika17
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    hence your total answer is -1/2cosec^2x/2-xlog (x^2+4)

    • one year ago
  12. nishika17
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    if you have any other problem you can ask

    • one year ago
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