8
QuizMultiple Choice

Operations with Complex Numbers

Question 8 of 10 • TX-Algebra II A-CR

The relationship between voltage, E, current, I, and resistance, Z, is given by the equation E = IZ. If a circuit has a current I = 3 + 2i and a resistance Z = 2 – i, what is the voltage of the circuit?

Answer
A
4 – i
B
4 + i
C
8 + i
D
8 + 7i
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