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OpenStudy (dschneider2016):
Express the complex number in trigonometric form. -2
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OpenStudy (dschneider2016):
@jdoe0001
OpenStudy (dschneider2016):
2(cos 180° + i sin 180°) I think this is the answer
OpenStudy (jdoe0001):
yeap modules is "2" and yes, the angle is 180 degrees since -2 is really just " - 2 + 0i " giving the coordinates of ( -2, 0 ) for a modulus of 2 and an angle of 180 degrees
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