Find a value of k that will make f a probability density function on the indicated interval.f(x) = kx3; [1, 2]
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.On a map of the Thunderbird Country Club golf course, 1.5 inches equals 60 yards. How long is the 13th hole if the map shows 10 inches?
A. 9.0 yd B. 600 yd C. 400 yd D. 900 yd
Find the absolute extreme values of each function on the interval.f(x) = ln (-x), -8 ? x ? -1
A. Maximum value is 0 at x = -1; minimum value is -ln 8 at x = -8 B. No minimum value; no maximum value C. Minimum value is 0 at x = -1; no maximum value D. Minimum value is 0 at x = -1; maximum value is ln 8 at x = -8
Use the preference table to answer the question.The preference table shows the results of an election among three candidates, A, B, and C. 
(a) Using the plurality method, who is the winner?(b) The voters in the two columns on the right move their last-place candidates from last place to first place. Construct a new preference table for the election. Using the table and the plurality method, who is the winner?(c) Suppose that candidate C drops out of the new table, but the winner is still chosen by the plurality method. Is the irrelevant alternatives criterion satisfied?
A. B; A; no B. A; A; yes C. A; A; no D. A; B; yes
If the terminal side of an angle, ?, passes through the point (=8, 15) find sec ?
What will be an ideal response?