Write the partial fraction decomposition of the rational expression.

A.  + 
B.  + 
C.  + 
D.  + 


Answer: C

Mathematics

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Find the inverse of the function.f(x) = 

A. f-1(x) = 
B. Not a one-to-one function
C. f-1(x) = 
D. f-1(x) = 

Mathematics

Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sec ? = - ,   < ? < ?Find sin .

A. - 
B. - 
C.
D.

Mathematics

Find the mean. Round to the nearest tenth unless otherwise stated.Retirement ages of teachers: 57, 64, 66, 53, 61, 58, 67, 55, 50

A. 58.4 B. 59.0 C. 57.7 D. 58.0

Mathematics

Using the horizontal-line test, determine whether the function is one-to-one.f(x) = 

A. Yes B. No

Mathematics