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OpenStudy (anonymous):
evaluate arccos 0.5 expressyour answer in degress?
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OpenStudy (anonymous):
60 degrees
OpenStudy (anonymous):
thank you!
OpenStudy (anonymous):
do you know how to evaluae arctan 0.5 in radians?
OpenStudy (anonymous):
evaluate*
OpenStudy (anonymous):
tan inverse 0.5, I don't have a calculator
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OpenStudy (anonymous):
ok thanks(:
OpenStudy (anonymous):
wolfram says 0.4636 radians
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