Solve the problem.Evaluate 
by transforming to cylindrical or spherical coordinates.
A. 
?
B. 9?
C. 
?
D. 
?
Answer: B
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Find an exponential model for the following data set. Round your answer to two decimal places. t 0 2 4 6 y 27.04 19.08 13.46 9.50?
A. ?
B. ?
C. ?
D. 
Solve the problem.The map shows the states New Mexico, Oklahoma, Texas, Arkansas, and Louisiana. Find a route that starts in Texas and crosses each common state border exactly one time.
A. No such route exists. B. TX ? NM ? OK ? AR ? LA ? TX C. TX ? LA ? AR ? TX ? OK ? AR ? TX ? NM ? OK D. TX ? LA ? AR ? TX ? OK ? NM ? TX
Express the following logarithm as specified.ln 7
in terms of ln 5 and ln 7
A. 
B. 
ln 7
C. ln 7 + 
D. ln 5 + 
A European study of thousands of men found that the PSA screening for prostate cancer reduced the risk of a man’s dying from prostate cancer from 3.0 percent to 2.4 percent. “But it’s already a small risk. I don’t think a difference of less than 1 percent would be of practical importance,” said Ed.
What will be an ideal response?