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Author Topic: Complexxxxxx numberss..............  (Read 973 times)

Offline spiderman

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Complexxxxxx numberss..............
« on: September 18, 2010, 09:53:55 am »
Het guys cud ull pls help me with this sum:

1/(z+2-i)........prove that the real part of this term is constant for -180 to 180 degrees.....
given that z=2cos@ + i(1-2sin@)
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Offline astarmathsandphysics

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Re: Complexxxxxx numberss..............
« Reply #1 on: September 18, 2010, 11:26:23 am »
here
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Offline rc32

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Re: Complexxxxxx numberss..............
« Reply #2 on: October 22, 2010, 04:43:08 pm »
http://

how do the imaginary part disapear?  :o
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Offline astarmathsandphysics

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Re: Complexxxxxx numberss..............
« Reply #3 on: October 22, 2010, 09:46:35 pm »
is why complex numbers are complex
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