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OpenStudy (anonymous):
Which function has a domain of all real numbers except x=(pi/2)+-npi
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OpenStudy (anonymous):
\[x=\frac{ \pi }{ 2 }\pm npi\]
OpenStudy (anonymous):
\[A. y=\frac{ 1 }{ sinx } \] B.Y=sec x C. y=cos x D.y=cot x
OpenStudy (anonymous):
@Isaiah.Feynman Can you help?
OpenStudy (anonymous):
is it c?
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