Find the amplitude, period or displacement.Find the amplitude of y = -3 cos 
.
A. 3
B. -12
C. 
D. 4
Answer: A
Mathematics
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Write the converse of the statement.p ? ~q
A. q ? p B. ~p ? q C. ~q ? p D. ~(p ? q)
Mathematics
Match the given graph with its equation.
A. 
+ 
= 1
B. 
- 
= 1
C. 
+ 
= 1
D. 
- 
= 1
Mathematics
Find the constant of variation, k. y varies directly with x; y = 6 when x = 
A. k = 
B. k = 
C. k = 24
D. k = 
Mathematics
Find the mean, median, and mode of the list of numbers.9, 10, 16, 16, 15, 12, 12, 13
A. mean: 12.875; median: 13; mode: 14 B. mean: 12.5; median: 12.875; no mode C. mean: 12.875; median: 12.5; mode: 12 and 16 D. mean: 9.375; median: 15.5; no mode
Mathematics