Solve the problem.Last year, Karl's average electricity bill was $96.19. Last month, his electricity bill was $135.21. How much above last year's average was last month's bill?
A. $39.12
B. $39.02
C. $29.02
D. $40.02
Answer: B
Mathematics
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Express the integrand as a sum of partial fractions and evaluate the integral.
dx
A. ln 
- 
tan-1 
- 
+ C
B. ln 
- 
tan-1 
+ C
C. - 
tan-1 
- 
+ C
D. ln 
- 
+ C
Mathematics
Evaluate the given expression.csc-1 (-1)
A. - 
B. ?
C. 
D. 2?
Mathematics
Solve the problem. Round to the nearest hundredth, if necessary.The average size of the fish in a lake is 10.8 inches, with a standard deviation of 2.9 inches. Find the percentage of fish longer than 16 inches.
A. 3.67% B. 1.79% C. 96.33% D. 21.48%
Mathematics
Subtract and write the result in lowest terms.- 
- 
A. - 
B. - 
C. - 
D. 
Mathematics