Hi, I'm not too sure with this one, can I get some help? If Z= 3 - 3i;what are Z, 1/Z and in polar form? I'm not sure if my answers are correct... Thanks, any help would be greatly appreciated! Cheers.
Last edited by mr fantastic; March 25th 2011 at 03:28 AM. Reason: Title.
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Well, what are your answers?
Mmmm... I got: and
Originally Posted by rorosingsong Mmmm... I got: Mr F says: Correct. Mr F says: Argument is wrong. How did you get it? and Mr F says: Correct. ..
Oh whoops... silly mistake, methinks. Is that right?
Yes
Originally Posted by rorosingsong Oh whoops... silly mistake, methinks. Is that right? Of course, adding to the argument does't change the value but gives , exactly what you had before.
Last edited by mr fantastic; March 26th 2011 at 03:00 PM. Reason: Fixed math tag.
Originally Posted by HallsofIvy Of course, adding to the argument does't change the value but gives , exactly what you had before. True, but it is not the correct application of DeMoivre's Theorem.
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