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Mathematics 8 Online
OpenStudy (anonymous):

Convert 5cis 270° to rectangular form. -5 –5i 5 5i

OpenStudy (yanasidlinskiy):

Do you have a clue? Maybe a guess?

OpenStudy (yanasidlinskiy):

I'll give you an example: If I need to convert 7 cis 270° to rectangular form. I would get -7i. This is similar to your equation:)

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