Solve the absolute value equation or inequality. Give the solution set in interval form.|3x + 3| = 4
A. (-?, ?)
B. ?
C. 
D. 
Answer: D
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Use a trigonometric substitution to evaluate the integral.
A. 
tan-1 (2 ln x) + C
B. 
ln ( 1 + 4 ln2x) + C
C. 
tan-1 (2 ln x) + C
D. 
tan-1 (4 ln2 x) + C
Divide numerator and denominator by the highest power of x in the denominator to find the limit.
A. 0
B. - 
C. - 
D. -?
Solve the problem.Kevin asked some of his friends how many hours they worked during the previous week at their after-school jobs. Make a frequency distribution of the hours using the data below. Use the intervals
5-6, 7-8, and 9-10. 
Frequency Distribution of Hours Worked 
What will be an ideal response?
Find the expected value.A car agency has found daily demand to be as shown in the table.
Find the expected number of customers.
A. 9 B. 12 C. 10 D. 2