# What is the polar form of #( 3,-27 )#?

To write in polar form, you need to know

To solve 1. we use Pythagoras Theorem

To solve 2. we first find the quadrant that the point lies in.

The angle that we are looking for would be

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The polar form of the complex number (3, -27) is 27∠-80.5377° or 27cis(-80.5377°).

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