Verify that each of the two numbers z = 1 plus or minusisatisfies the equation z^2-2z+2=0.

Any help? thanks!

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- January 28th 2010, 11:26 AMLCopper2010complex variables
Verify that each of the two numbers z = 1 plus or minus

*i*satisfies the equation z^2-2z+2=0.

Any help? thanks! - January 28th 2010, 12:28 PMCaptainBlack