Use the fact that the trigonometric functions are periodic to find the exact value of the expression. Do not use a calculator.sin 495°
A. - 
B. 
C. - 
D. 
Answer: B
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Use the statistical display to answer the question.Marriage Licenses Issued
(Each ? represents 20,000 licenses)Which months differ the least in the number of licenses issued and by how much?
A. May and July; 10,000 B. March and April and May and July; 20,000 C. March and April and May and July; 10,000 D. March and April; 20,000
Consider a soldier facing in a given direction (say north). Let us denote "left face" by l, "right face" by r, "about face" by a, and "stand fast" by f. (The element f means "don't move from your present position." It does not mean "return to your original position.") Then we define 
and an operation 
meaning
"followed by." Thus, 
means "left face" followed by "left face" and is the same as the single command "about face." Complete the following table.
a l r f a 0 l a r 0 f ?
A. a l r f
a f r l a
l r f f l
r l f a r
f a l r f
?
B.
a l r fa r l a f
l l f l a
r a l r a
f f r a f
?
C.
a l r fa f r l a
l r a f l
r l f a r
f a l r f
?
D.
a l r fa r a f l
l a f a r
r f a r f
f l r f a
?
Find the domain of f. Write your answer in interval notation.f(x) = 
A. 
B. 
C. 
D. 
Evaluate the function as indicated.This chart shows the fees for an 18-hole round of golf for each of the last 5 years at a local municipal golf course. Assume that this chart defines a function with the name of f. Find f(2010).
A. $24 B. $21 C. $26 D. $29