Find an equation for the graph.
A. y = -4 sin 
B. y = -4 sin (2x)
C. y = -4 cos (2x)
D. y = -4 cos 
Answer: C
Mathematics
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Find the difference and check.5.393 - 1.54
A. 3.863 B. 3.853 C. 3.852 D. 3.953
Mathematics
Refer to the following figure. Which point has a y-coordinate that is equal to zero?
?
?
A. G B. B C. E D. C E. A
Mathematics
Find the area if the distance between two adjacent dots in a row or column is one unit.What is the ratio of the area of B to the area of A.
A. 
B. 
C. 
D. 
Mathematics
Find the first five terms of the infinite sequence whose nth term is given.an = 
xn
A. - 
x, - 
x2, - 
x3, - 
x4, - 
x5
B. 
x, - 
x2, 
x3, - 
x4, 
x5
C. 
x, 
x2, 
x3, 
x4, 
x5
D. 
x, - 
x2, - 
x3, - 
x4, - 
x5
Mathematics