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

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JenniferSmart1Best ResponseYou've already chosen the best response.1
oh it's just undefined....nevermind LOL
 one year ago

hartnnBest ResponseYou've already chosen the best response.0
:O http://www.wolframalpha.com/input/?i=cos+%28arccos+1.2%29
 one year ago

JenniferSmart1Best ResponseYou've already chosen the best response.1
wolfram is wrong
 one year ago

hartnnBest ResponseYou've already chosen the best response.0
even i think so...it should be undefined.
 one year ago
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