Write the partial fraction decomposition of the rational expression.

A.  + 
B.  + 
C.  + 
D.  + 


Answer: A

Mathematics

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Find the curvature ? for the given function.r(t) = ti + (sinh t)j + (cosh t)k 

A. ? = 
B. ? = sinh2 t
C. ? = 
D. ? = cosh2 t

Mathematics

Write an equivalent double integral with the order of integration reversed.

A.
B.
C.
D.

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List the intercepts for the graph of the equation.y = x2 + 4

A. (0, 4), (-2, 0), (2, 0) B. (4, 0) C. (4, 0), (0, -2), (0, 2) D. (0, 4)

Mathematics

Find the mean. Round to the nearest tenth unless otherwise stated.Annual sales bonuses: $4,740, $3,440, $3,000, $6,900, $5,600, $4,770Round to the nearest whole number.

A. $6,900 B. $4,742 C. $3,000 D. $4,741

Mathematics