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Mathematics 12 Online
OpenStudy (anonymous):

Let z = -1 + i. Find the 3 cube roots of z I know r = 1 and so it will be something like z = 1(cos( ) +isin( )) but I don't know how to find the angles.

OpenStudy (anonymous):

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OpenStudy (anonymous):

oh I got it now, i had the wrong radius.. thanks

OpenStudy (anonymous):

You're quite welcome.

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