Simplify the expression. Assume that all variables are positive when they appear.
- 
A. 6
B. 2 - 4
C. 2
- 4
D. 4
- 2
Answer: C
Mathematics
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Simplify.2 + 
A. 
B. 
C. 
D. 
Mathematics
Solve the double inequality.13 < 
< 15
A. - 
< x < 
B. 
< x < 
C. - 
< x < 
D. - 
? x ? 
Mathematics
Write the rational number in the form of an infinite geometric series.
A. 5.4 + 0.004 + 0.00004 + ... B. 0.54 + 0.0054 + 0.000054 + ... C. 0.5 + 0.004 + 0.00005 + ... D. 0.54 + 0.054 + 0.0054 + ...
Mathematics
Solve the problem.The distance an object is from the ground after being tossed from a hot air balloon 830 feet in the air is a function of time: 
where y is height and t is the amount of time the object has been in the air. Predict the height of the object after 5.5 seconds. Round to the nearest hundredth.
A. 0.00 ft B. 773.35 ft C. 374.88 ft D. 311.08 ft
Mathematics