Perform the operations and simplify.
?
?
A. ?
B. 0
C. ?
D. ?
Answer: D
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Divide numerator and denominator by the highest power of x in the denominator to find the limit.
A. 5 B. 125 C. 25 D. does not exist
Solve the problem.One end of a guy wire is attached to the top of a 20-foot pole and the other end is anchored into the ground 13 feet from the base of the pole. Find the length of the guy wire. Round to the nearest tenth of a foot when appropriate. 
13 ft
A. 33.2 ft B. 24.1 ft C. 23.9 ft D. 33 ft
A value of sinh x or cosh x is given. Use the definitions and the identity 
to find the value of the other indicated hyperbolic function.cosh x = 
, x > 0, tanh x =
A. 
B. 
C. 
D. - 
Use the given information to find the exact value of the trigonometric function.sin ? = 
, ? lies in quadrant I
Find sin 
.
A. 
B. 
C. 
D. 