Determine whether the fractions are equivalent.
and 
A. equivalent
B. not equivalent
Answer: B
Mathematics
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Solve the problem.The speed of a stream is 4 mph. If a boat travels 98 mi downstream in the same time that it takes to travel 49 mi upstream, what is the speed of the boat in still water?
A. 14 mph B. 12 mph C. 8 mph D. 15 mph
Mathematics
Give a rule for the piecewise-defined function. Then give the domain and range.
A. f(x) = 
; Domain: (-?, ?), Range: (-?, ?)
B. f(x) = 
; Domain: (-?, ?), Range: (-?, ?)
C. f(x) = 
; Domain: (-?, 2) ? (2, ?), Range: (-?, ?)
D. f(x) = 
; Domain: (-?, ?), Range: (-?, 2) ? (2, ?)
Mathematics
Find an equation for the ellipse described.Center (0, 0); major axis vertical with length 8; length of minor axis is 6
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Determine the viewing window used. 
A. 
B. 
C. 
D. 
Mathematics