Solve for x.|3x - 9 | ? 15
A. x ? -8 or x ? 2
B. x ? - 2 or x ? 8
C. -8 ? x ? 2
D. - 2 ? x ? 8
Answer: D
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Solve the problem.The maximum number of volts, E, that can be placed across a resistor is given by the formula E = 
, where P is the number of watts of power that the resistor can absorb and R is the resistance of the resistor in ohms. Find E if P = 2 watts and R = 200 ohms.
A. 10 V B. 40 V C. 400 V D. 20 V
Divide numerator and denominator by the highest power of x in the denominator to find the limit.
A. 
B. 0
C. 
D. -?
Perform the indicated operation. Write the answer in scientific notation.
A. 2.64 × 10-1 B. 5.28 × 1015 C. 5.28 × 10-1 D. 2.64 × 1015
Solve the problem using the information given in the table and the weighted-average inventory method. Round to the nearest cent.Calculate the cost of goods sold. 
A. $10,206.53 B. $2053.57 C. $4076.48 D. $6130.05