Find a value of k that will make f a probability density function on the indicated interval.f(x) = kx2; [0, 3]
A.
B.
C.
D.
Answer: A
Mathematics
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Integrate the function.
A. + C
B. tan-1 6x +
+ C
C. tan-1 6x - + C
D. ln + C
Mathematics
Solve the problem.The amount of particulate matter left in solution during a filtering process is given by the equation where n is the number of filtering steps. Find the amounts left for
and
. (Round to the nearest whole number.)
A. 600, 19 B. 600, 9600 C. 600, 38 D. 1200, 38
Mathematics
Evaluate.-128
A. 28 B. -1 C. 1 D. -28
Mathematics
Solve for x. < 9
A. - < x <
B. x < - or x >
C. - < x <
D. x < - or x >
Mathematics