Find the rate, or speed, as a ratio of distance to time. Round to the nearest hundredth when necessary.24 km, 4 hr
A. 6 h/km
B. 24 km/h
C. 24 h/km
D. 6 km/h
Answer: D
Mathematics
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Identify the function's local and absolute extreme values, if any, saying where they occur.f(x) = x3+ 9x2 + 27x + 4
A. local maximum at x = -3; local minimum at x = 3 B. local minimum at x = -3 C. no local extrema D. local maximum at x = -3
Mathematics
Graph the solution set of the inequality and express it in interval notation.|x - 4| < 8
A. (-12, 4 )
B. (-?, -4 ) ? (12, ?) 
C. (-?,-12 ) ? (4, ?) 
D. (-4, 12)
Mathematics
Use ?, ?, ?, or both ? and ? to make a true statement.? 
{5, 17, 24, 36}
A. ? B. ? C. ? and ? D. ?
Mathematics
Perform the indicated operation and simplify.
+ 
A. 
B. 
C. 
D. 
Mathematics