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Mathematics 22 Online
OpenStudy (anonymous):

How do you write an expression that represents all quadrantal angles?

OpenStudy (anonymous):

These angles coincide with either positive or negative x and y axis. Angles 0 , 90 , 180 , 270 ... So an integer\[\Theta + n \frac{ \pi }{ 2 } , n \in I\] multiplied with pi/2 is the expression.

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