Write the expression with only positive exponents. Assume all variables represent nonzero numbers. Simplify if necessary.9-2
A. 
B. -91/2
C. -92
D. - 
Answer: A
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Solve the problem using the information given in the table and the first- in, first-out inventory method. Round to the nearest dollar.Find the cost of goods sold. 45 units are in the ending inventory. Beginning inventory: 35 units at $6.05 June: 45 units at $6.73 August: 30 units at $7.13
A. $298 B. $729 C. $414 D. $279
Solve the absolute value equation.
= 0
A. {-4, 0} B. {-4, 4} C. {0} D. {0, 4}
Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Two marbles are drawn from a bag in which there are 4 red marble and 2 blue marble. The number of blue marbles is counted.
A. 
B. 
C. 
D. 
Provide an appropriate response.Which of the following expressions is equivalent to cos src="https://sciemce.com/media/4/ppg__10625191757__f1q76g7.jpg" alt="" style="vertical-align: -4.0px;" />IV. -cos 
? I. cos 
II. cos 
III. cos
A. I and IV
B. I and II
C. I and III
D. III and IV