Perform the indicated operation, being careful not to leave more than 59 seconds or 59 minutes in your answers.
A. 1 hours, 20 minutes, 23 seconds
B. 9 hours, 19 minutes, 13 seconds
C. 2 hours, 40 minutes, 23 seconds
D. 1 hours, 40 minutes, 23 seconds
Answer: D
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Use the quotient rule to simplify the expression. Use positive exponents to write the answer.
A. - 
B. - 
C. 
D. - 
Find the relative maximum and minimum values and the saddle points if they exist.f(x, y) = e-(x2 + y2 - 8y)
A. Relative maximum = e16, relative minimum = e-16
B. No relative extremum or saddle points
C. Relative maximum = e16
D. Saddle point = 
Given the temperature in Fahrenheit, F, the Celsius temperature can be determined by the formula 
. Solve for F.
A. 
B. 
C. 
D. none of these
Solve.The length ? of a metal rod used in manufacturing cars must not differ from the standard s by more than 0.3 inches. The manufacturing engineers express this as 
If the standard s is 23.1, solve the inequality for the length ?. Express the answer in set-builder notation.
A. { ? 
}
B. { ? 
}
C. { ? 
}
D. { ? 
}