Using the given real number, mark the point it determines on the unit circle.
y 
A. y 
B. y 
C. y 
D. y 
Answer: D
Mathematics
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Find the sum of the series.
A. 
B. 3
C. 
D. 
Mathematics
Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are positive.(9x4y-10)9/2
A. 
B. 
C. 
D. 19,683x18y45
Mathematics
The graph of a function of the form y = A cos (Bx - C) + D or y = A sin (Bx + C) + D where B > 0 is given. Determine the equation of the function represented by the graph.Use y = cos x
A. y = 2 cos 
- 2
B. y = 2 cos 
- 2
C. y = 2 cos 
+ 2
D. y = 2 cos 
+ 2
Mathematics
Write the ratio of corresponding sides for the similar triangles and reduce the ratio to lowest terms.
A. 
= 
= 
B. 
= 
= 
C. 
= 
= 
Mathematics