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Mathematics 13 Online
OpenStudy (anonymous):

Express the complex number in trigonometric form. -2i

OpenStudy (anonymous):

@Radar Help!

OpenStudy (anonymous):

@AriPotta Help!

OpenStudy (anonymous):

-2sqrt(-1)

OpenStudy (anonymous):

How?

OpenStudy (radar):

2 at 270 degrees. ( I am guessing)|dw:1361746275364:dw|

OpenStudy (anonymous):

Umm... I'm confused.

OpenStudy (radar):

|dw:1361746333479:dw|

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