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purplemouse

so I need help with the steps to simplify this: csc(arctan x) I know that sqrt(x^2 +1) = sec t and x = tan t; t= arctan(x)

  • 2 years ago
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  1. satellite73
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    |dw:1329631016942:dw|

    • 2 years ago
  2. satellite73
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    sorry for the lousy picture, but cosecant is "hypotenuse over opposite" at least that is the simpleminded way of thinking about it

    • 2 years ago
  3. satellite73
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    you get \[\frac{\sqrt{1-x^2}}{x}\] in one step after solving for the hypotenuse

    • 2 years ago
  4. purplemouse
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    ah, it was the picture I was having trouble with. Thanks!

    • 2 years ago
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spraguer (Moderator)
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