\"\"

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The complex number \"\".

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If \"\" then,

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\"\".

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\"\"

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\"\".\"\"

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\"\"               (Since \"\")

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\"\"

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\"\"   (Since \"\")

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\"\"

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The complex numbers  are plotted below.

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 \"\"

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\"\"

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The powers are \"\", \"\", \"\", and \"\".