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4)  Express each complex number in polar form.

 (b)  -5 – 2i

asked Jan 29, 2015 in PRECALCULUS by anonymous

1 Answer

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4) 

(b) 

Step 1:

The polar form of a complex number  image

Find the absolute value of :

image

Find the argument θ :

image

image

Solution:

Therefore, the polar form of image is image

answered Jan 29, 2015 by bradely Mentor

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