Solve the problem.4(x + 1) - 4 ? 8 and 5(1 - x) + 46 > 6
A. (-?, 2] ? (9, ?)
B. [2, 9)
C. (-?, 2) ? [9, ?)
D. (2, 9]
Answer: B
Mathematics
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Evaluate the improper integral.
A. 
B. 
C. 
D. 
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Express the sum in sigma notation.- 
+ 
- 
+ 
- 
A. 
B. 
C. 
D. 
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Simplify the expression using the order of operations.17 - (-7)2
A. 31 B. 32 C. 66 D. -32
Mathematics
Solve the problem.The owner of a video store has determined that the profits P of the store are approximately given by 
where x is the number of videos rented daily. Find the maximum profit to the nearest dollar.
A. $225 B. $305 C. $450 D. $530
Mathematics