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OpenStudy (anonymous):
how do you find tan2x=-1?
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OpenStudy (anonymous):
what angles do you get when computing arctan(-1) ?
OpenStudy (anonymous):
but wouldn't it be different? cause its tan2x?
OpenStudy (anonymous):
what is being different? the angle?
OpenStudy (anonymous):
-45 degree?
OpenStudy (anonymous):
there is another angle between 0 and 2pi
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OpenStudy (anonymous):
-pi/4 is one of them
OpenStudy (anonymous):
oh thankyou
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