Evaluate the integral.
A. 
csch (ln x) + C
B. x csch (ln x) + C
C. 
csch (ln x) + C
D. 9 sech (ln x) + C
Answer: A
Mathematics
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Give the appropriate form of the partial fraction decomposition.
A. 1 + 
+ 
B. 1 + 
+ 
C. 
+ 
D. 
+ 
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Solve the equation.x - 
= -8
A. {6} B. {-6} C. {-5} D. {5}
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Solve the system, if possible. If (x, y, z) is the solution to the system, give the value of 
.
?
?
?
A. 25 B. -25 C. -37 D. -16 E. no solution; inconsistent system
Mathematics
Find the perimeter of (distance around) the given figure by adding the lengths of the sides.
A. 5.5 feet B. 14.32 feet C. 7.16 feet D. 11.074 feet
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