Simplify. Be sure to rationalize the denominator. Assume that all variables represent positive real numbers.
A. 4
- 6
B. 5
+ 6
C. 4
- 2
D. 3
- 2
Answer: D
Mathematics
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A. No B. Yes
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Reverse the order of integration and then evaluate the integral.
A. 
(e - 1)
B. 3(2e - 1)
C. 3(e - 1)
D. 
(2e - 1)
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Solve the problem.Determine whether (-2, -1, 5) is a solution of the system x - y + z = 4 2x - 8y - 3z = 24 3x + 4y + 2z = 7.
A. No B. Yes
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Use the graph to answer the question. 
What were the total sales for 2006?
A. $48,000 B. $582,000 C. $50,000 D. $764,000
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