Evaluate the integral by making a substitution and then using a table of integrals.
dx
A. (x + 3) tan-1 
- 
+ C
B. 
(x + 3) tan-1 
- 
+ C
C. 
(x + 2) sin-1 
- 
+ C
D. 
(2x + 3) sin-1 
+ 
+ C
Answer: A
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List the intercepts of the graph. 
A. 
, (2, 0), 
B. 
, (0, 2), 
C. 
, (2, 0), 
D. 
, (0, 2), 
Provide an appropriate response.An employee's gross pay is equal to:
A. actual hours worked times rate of pay B. net pay minus withholdings C. budgeted hours times rate per hour D. overtime pay plus withholdings
Suppose that of the sons of right-handed fathers, 90% are right-handed and 10% are left-handed. Of the sons of left-handed fathers, 30% are right-handed and 70% are left-handed. (Assume that right-handed and left-handed fathers have sons in equal numbers.) Suppose that in the initial generation all of the fathers are right-handed. What is the percentage of their grandsons that are left-handed?
A. 10% B. 1% C. 16% D. 84% E. none of these
Perform the indicated operation. Simplify if possible.
+ 
A. x - 2
B. 
C. x - 5
D. x + 2