Simplify the expression. Assume that all variables are positive when they appear.4
- 2
A. 8
- 2
B. 8
C. 0
D. cannot simplify
Answer: C
Mathematics
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Simplify.
+ 
A. 
B. 
C. 
D. 
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Solve the proportion.
= 
A. 3 B. 15 C. 6 D. 18
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Graph the function.y = -2 cos (2?x + 3?)
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A certain store has a fax machine available for use by its customers. The store charges $2.50 to send the first page and $0.70 for each subsequent page. Use an inequality to find the number of pages that can be faxed for $10.20.
A. 61 pages or fewer B. 15 pages or fewer C. 4 pages or fewer D. 12 pages or fewer
Mathematics