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January 28, 2015

January 28, 2015

Posted by **Anonymous** on Monday, May 23, 2011 at 9:58am.

- math -
**bobpursley**, Monday, May 23, 2011 at 10:03amwell, break it up:

-5i : 5@-90

1+3i: sqrt10 @arctan3

now multiply them

5sqrt10 @(-90+71.56) now that angle, after adding 360, is 341.56

5sqrt10 (.9486 -316i)

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