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