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OpenStudy (anonymous):
is the domain of arccos(x) [-1,1]?
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OpenStudy (anonymous):
quite a random selection of problems tonight what class is this?
OpenStudy (anonymous):
oh, and the answer is "yes" since the range of cosine is \([-1,1]\) the domain of arccosine is also \([-1,1]\)
OpenStudy (anonymous):
haha calc. i have a study guide due by the end of winter break and these are the confusing questions
OpenStudy (anonymous):
and thanks:)
OpenStudy (anonymous):
should be confusing because this has nothing to do with calculus, it is about trigonometry
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OpenStudy (anonymous):
yw
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