Use a proportion to solve the problem.The ratio of the width to the length of a picture frame is 8 to 13. If the width of the frame is 15 inches, what is its length?
A. 28 inches
B. 24.375 inches
C. 9.2 inches
D. 23 inches
Answer: B
Mathematics
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Solve the equation 
. Round your answer to two decimal places.
?
A. There is no solution.
B. 
C. ?
D. ?
Mathematics
Determine the indefinite integral.
(Simplify the answer using the definitions of hyperbolic functions.)
A. 
+ C
B. x + 
+ C
C. cosh x + C
D. 
+ C
Mathematics
Perform the indicated operation.
? 
A. 
B. - 
C. u2
D. - 
Mathematics
Find another name for the given number, but with the denominator indicated.
= 
A. 
B. 
C. 
D. 
Mathematics