Find k such that the function is a probability density function over the given interval. Then write the probability density function.f(x) = kx3; [0, 2]
A. 
; f(x) = 
B. 
; f(x) = 
C. 
; f(x) = 
D. 
; f(x) = 
Answer: A
Mathematics
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Simplify.
A. 1 B. 528 C. Not defined D. 0
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Find the slope.Find the slope of a line parallel to the line y = 
x - 3.
A. 
B. -3
C. - 
D. undefined
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Add and subtract as indicated. Simplify and leave the numerator and denominator in your answer in factored form.
+ 
A. 
B. 
C. 
D. 
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Solve for the variable.8x - 4 - x = 3x - 12 - 10x
A. 0
B. - 
C. 
D. - 
Mathematics