Graph the function.y = 3 cos 4?x
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Express as a single logarithm, and, if possible, simplify.
loga x + 2 loga y - 3 loga x
A. loga x8/3y3
B. loga 
C. loga 
D. loga 
Mathematics
Solve the problem.Chris lost $9.59 playing poker in one week. If this continued, what would be his net winnings or losses after five weeks?
A. $47.95 B. -$479.50 C. -$47.95 D. -$4795.00
Mathematics
Solve the problem.A ship in the Pacific Ocean measures its position to be 32°16' north latitude. Another ship is reported to be due north of the first ship at 38°54' north latitude. Approximately how far apart are the two ships? Round to the nearest mile. Assume that the radius of the Earth is 3960 miles.
A. 458 mi B. 26,268 mi C. 26,253 mi D. 443 mi
Mathematics
Write the imaginary number in terms of i.- 
A. 5
B. 5i
C. -5
D. -5i
Mathematics