Find the mode or modes for the list of numbers.Ages of parents (in years) at the school: 20, 38, 46, 38, 49, 38, 49
A. 46 years
B. 49 years
C. 39.7 years
D. 38 years
Answer: D
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Identify the function's extreme values in the given domain, and say where they are assumed. Tell which of the extreme values, if any, are absolute.f(x) = 
, -5 ? x < 5
A. local and absolute minimum: 0 at x = -5; local and absolute maximum: 5 at x = 0 B. no local extrema; no absolute extrema C. local and absolute maximum: 0 at x = -5; local and absolute minimum: 5 at x = 0 D. local and absolute minimum: 0 at x = -5 and x = 5; local and absolute maximum: 5 at x = 0
Solve the problem.Sue rowed her boat across and back Lake Bend in 3 hours. If her rate returning was 2 mph less than the rate going, and if the distance each way was 7 miles, find her rate going.
A. 3.7 mph B. 5.5 mph C. 5.9 mph D. 1.5 mph
If k is not zero, the graph of the power function 
is concave up.
Answer the following statement true (T) or false (F)
Find the exact function value.sin-1
A. 
B. 
C. 
D. 