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If z=2-3i, show that z^(2)-4z+13=0...

If `z=2-3i`, show that `z^(2)-4z+13=0`

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If z=2-3i, then show that z^(2)-4z+13=0 .

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If z = 2-3i , then show that z^2 - 4z + 13 = 0

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If z=3-5i Show that z^(3)-10z^(2)+58z-136=0

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