Find an expression equivalent to the given expression.
cosh u, where u is a function of x
A. sinh u 
B. sinh u
C. -sinh u 
D. cosh u 
Answer: A
Mathematics
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Use the limit comparison test to determine if the series converges or diverges.
A. Converges B. Diverges
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Simplify the expression.-(-14)
A. -14 B. -15 C. 0 D. 14
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Insert <, =, or > to write a true statement.
___ 0.45
A. < B. > C. =
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Given that f(x) = sin x, g(x) = cos x, and h(x) = tan x, evaluate the given function. The point (x, 
), on the circle 
, also lies on the terminal side of an angle ? in standard position. The point 
, on the circle 
, also lies on the terminal side of an angle ? in quadrant IV. h(? - ?)
A. 
B. 
C. 
D. 
Mathematics