Diana L.

asked • 12/02/12

What are the values of all the cube roots (Z = -4v3 - 4i)?

I have to remember to convert -4√3 – 4i) in to polar form

2 Answers By Expert Tutors

By:

George C. answered • 12/02/12

Humboldt State and Georgetown graduate

George C.

roots = 2 (cos (7?/18 + 12n?/18)  +  i sin(7?/18 + 12n?/18), n = 0, 1, 2

 

I didn't hit <Shift> when pressing the  (+) sign and got (=).  Right button, wrong function.

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12/03/12

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