A 8.9-volt input to a long transmission line decreases to 4.3 volts at the other end. Find the decibel voltage loss. Round to the nearest hundredths.
?
A. 14.55 db
B. -14.55 db
C. -1.00 db
D. -6.32 db
E. -0.32 db
Answer: D
Mathematics
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Determine whether any of the listed candidates has a majority.Four candidates running for mayor receive votes as follows:Ito: 43,191, Johnson: 19,196, Kennedy: 9598, Lieberman: 14,397
A. Yes B. No
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Evaluate the integral.
A. 2
+ C
B. 2
+ 3 tan-1 
+ C
C. 2
+ 3 ln 
+ C
D. 2
- 3 ln 
+ C
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Find the given power. Write answer in rectangular form.
10
A. 
+ 
i
B. - 
+ 
i
C. - 
- 
i
D. 
- 
i
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Solve the problem.The expression 6.45t + 6.9 can be used to predict the average number of e-mail messages, in billions, each day in Country X, t years after 2000. Predict the average daily number of e-mails in Country X in the year 2,006.
A. 12,945.6 billion B. 45.6 billion C. 19.35 billion D. 31.8 billion
Mathematics