Determine the value of the variable so that the equality is a proportion.
= 
A. 3
B. 4
C. 1
D. 2
Answer: D
Mathematics
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Show that the equation is not an identity by listing the value(s) of the variable from among 0, 
, 
, and - 
for which the equation is false.sin ? = 
A. 
and - 
B. 
C. - 
D. 0 and 
Mathematics
Solve the problem.Use the graph of f(t) = sin t given below to evaluate 
graphically.
A. 0 B. 1 C. -0.5 D. 0.5
Mathematics
Find the shaded area in each figure.
A. 1347 ft2 B. 930 ft2 C. 2366 ft2 D. 800 ft2
Mathematics
Write an expression for the apparent nth term of the sequence. (Assume that n begins with 1.)
?
?
A. 
?
B.
?
C.
?
D.
?
E.
?
Mathematics