Express the integrand as a sum of partial fractions and evaluate the integral.
dx
A. 6 ln 
+ ln 
+ 
tan-1 
+ C
B. 5 ln 
+ 
- ln 
+ sin-1 
+ C
C. 6 ln 
- 
+ ln 
+ 
tan-1 
+ C
D. 7 ln 
+ ln 
+ 
tan-1 
+ C
Answer: C
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Evaluate the integral.
dt
A. 3 ln
- 
+ C
B. 3 ln
+ 
+ C
C. 4 ln
- 
+ C
D. 3 ln
- 
+ C
Solve the problem.In hockey, a defenseman's plus/minus record (+/- total) determines his success. If he is on the ice for a goal by the opposing team, he gets a -1. If he is on the ice for a goal by his team, he gets a +1. Suppose that a defenseman is on the ice 0 times when his team scores a goal and 3 times when the other team score a goal. What is his +/- total for the game.?
A. -3 B. +1 C. 0 D. +3
Use the rules for exponents to rewrite the expression and then evaluate the new expression. (72)-1
A. 
B. - 
C. -14
D. -49
Solve the problem. Round to the nearest cent.Mario's retirement deduction from his monthly pay is $193.06. If the retirement deduction is 7% of his gross monthly salary, then what is his gross monthly salary?
A. $2206.40 B. $2758.00 C. $2482.20 D. $3309.60