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3 years ago

4

The relationship between voltage, E, current, l, and resistance,Z, is given by the equation E=IZ. If a circuit has a current l=3

+2i and a resistance Z=2 -i, what is the voltage of the circuit?

1 answer:

stich3 [128]3 years ago

5 0

Answer: 10 + <em>i</em>

<u>Step-by-step explanation:</u>

E = IZ

= (3 + 2<em>i</em>)(2 - <em>i</em>)

= 6 - 3<em>i</em> + 4<em>i</em> - 4<em>i</em>²

= 6 + <em>i</em> - 4(-1)

= 6 + <em>i</em> + 4

= 10 + <em>i</em>

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