Solve the problem.Ohm's law relates the current in a circuit, I, in amperes, the voltage of the circuit, V, in volts, and the impedance of the circuit, Z, in ohms, by the formula 
Find the impedance, Z, when the voltage is 
and current is I = -9i amperes.
A. 
ohms
B. 
ohms
C. 
ohms
D. 
ohms
Answer: D
Mathematics
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A. 4.16 B. 416 C. 41.6 D. 0.416
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Evaluate. Round dollar amounts to the nearest cent and other answers to the nearest thousandth when necessary.1,000
kn for n = 7, r = 5%, k = 2
A. $1378.51 B. $1407.10 C. $412.97 D. $1412.97
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Find f.
Mathematics
Simplify the expression. Assume that all variables are positive.
A. 
B. 
C. 
D. 3
Mathematics