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JenniferSmart1

  • 3 years ago

\[cos(cos^{-1}1.2)\] this is outside the boundary \[-1\le x \le 1\]

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  1. JenniferSmart1
    • 3 years ago
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    oh it's just undefined....nevermind LOL

  2. hartnn
    • 3 years ago
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    :O http://www.wolframalpha.com/input/?i=cos+%28arccos+1.2%29

  3. JenniferSmart1
    • 3 years ago
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    wolfram is wrong

  4. hartnn
    • 3 years ago
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    even i think so...it should be undefined.

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