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 V, the voltage of a circuit, if 
and Z = (2 + 4i) ohms.
A. (-32 + 66i) volts
B. (28 - 66i) volts
C. (-32 - 66i) volts
D. (28 + 66i) volts
Answer: D
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Use the distributive property to rewrite the expression. Simplify if possible.6x + 6z
A. 36(x + z) B. 6(x + z) C. 6(xz) D. 12(x + z)
Find the area of the geometric figure.Trapezoid
A. 114.45 sq in. B. 74.9 sq in. C. 149.8 sq in. D. 73.5 sq in.
Solve the problem.The Richter Scale measures the magnitude M of an earthquake. An earthquake whose seismographic reading measures x millimeters 100 kilometers from the epicenter has magnitude M given by M(x) = log 
. Give the magnitude of an earthquake that resulted in a seismographic reading of 69,857 millimeters 100 kilometers from its epicenter. Round to the nearest tenth.
A. 7.8 B. 6.8 C. 8.8 D. 1.8
Fill in the blank with the appropriate measurement relationship.1 pt = 
c
Fill in the blank(s) with the appropriate word(s).