Question: Complex numbers are used to describe current, I, voltage, E, and impedance, Z. These three quantities are related by the equation E=IZ. Given two

Complex numbers are used to describe current, I, voltage, E, and impedance,

Complex numbers are used to describe current, I, voltage, E, and impedance, Z. These three quantities are related by the equation E=IZ. Given two of these quantities, solve the equation E=IZ for the missing variable. 1=5+31,Z=7+4i

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