Find a value of k that will make f a probability density function on the indicated interval.f(x) = kx1/2; [1, 9]
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the domain and range of the relation.{(-3, 3), (-3, 9), (12, -8), (9, 2), (-1, -2)}
A. D: {9, 12, -1, -3}; R: {2, -8, -2, 9, 3} B. D: {2, -8, -2, 9, 3}; R: {9, 9, 12, -1, -3} C. D: {9, -5, 12, -1, -3}; R: {2, -8, -2, 9, 3} D. D: {9, 15, 12, -1, -3}; R: {2, -8, -2, 9, 3}
Mathematics
Solve and give interval notation for the solution set. Then graph the solution set.5x < 20 or x + 2 ? 9
A. (-?, 7]
B. (-?, 4) ? [7, ?)
C. (4, ?)
D. (-?, -7] ? (4, ?)
Mathematics
If possible, evaluate the expression by hand. If not, approximate the answer to the nearest hundredth.16-1/2
A. 4
B. -4
C. 
D. - 
Mathematics
Find a decimal approximation of the root or power. Round the answer to the nearest thousandth.
A. 10.331 B. 10.000 C. 10.344 D. 10.359
Mathematics