Write the partial fraction decomposition of the rational expression.
A. 
+ 
+ 
B. 
+ 
+ 
C. 
+ 
+ 
D. 
+ 
+ 
Answer: D
Mathematics
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For the function f, use composition of functions to show that f-1 is as given.
, 
What will be an ideal response?
Mathematics
Solve the problem.The amount of water used to take a shower is directly proportional to the amount of time that the shower is in use. A shower lasting 18 minutes requires 9 gallons of water. Find the amount of water used in a shower lasting 5 minutes.
A. 1.8 gal B. 10 gal C. 32.4 gal D. 2.5 gal
Mathematics
Solve the inequality algebraically. Express the solution in interval notation.
? 0
A. (-?, -8) ? [11, ?) B. (-?, -8) ? [-3, 0) ? (0, 5) ? [11, ?) C. (-?, -8) ? [-3, 5) ? [11, ?) D. (-8, -3] ? (5, 11]
Mathematics
Write the quotient in standard form.
A. - 
+ 
i
B. 1 - 
i
C. - 
+ 
i
D. 1 + 
i
Mathematics