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Express the complex number in trigonometric form.

0 votes

 -2 + 2sqrt3i

asked Jul 29, 2014 in PRECALCULUS by anonymous

1 Answer

0 votes

The complex number is image

image

image

The polar form of complex number image

Find the absolute value of r.

image

image

image

Now find the argument image

Since < 0

image

image

image

Trigonometric form of image is  image.

answered Jul 29, 2014 by david Expert
edited Jul 29, 2014 by david

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