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OpenStudy (anonymous):

complex numbers in polar form: the angle θ can be in degrees or radians, so do I have to change the mode on my calculator every time?

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OpenStudy (shadowfiend):

(Answered below.)

OpenStudy (anonymous):

No friend.... simply if angle is in degree then then multiply it with pie/180 to convert it into radian where pie=3.14 for reverse conversion multiply with 180/pie

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