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For a complex number z = 1 - 4i with text...

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Complex Variable
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For a complex number z = 1 - 4i with $${\text{i}} = \sqrt { - 1} ,$$   the value of $$\left| {\frac{{{\text{z}} + 3}}{{{\text{z}} - 1}}} \right|$$  is

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Correct Answer: Option D
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