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OpenStudy (anonymous):
(T/F) If a
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OpenStudy (anonymous):
arctan(1)=? arctan(-1)=?
OpenStudy (anonymous):
pi/4,-pi/4
OpenStudy (anonymous):
-pi/4 = ??135degree
OpenStudy (anonymous):
idk
OpenStudy (anonymous):
what does -pi/4 mean ?? it could be 135 degree or 315. 135 > 45 -1>?1
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OpenStudy (anonymous):
isnt it -45degrees
OpenStudy (anonymous):
true
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