F(x) is the cumulative distribution function for a continuous random variable X. Find the probability density function f(x) associated with F(x).F(x) =  

A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 


Answer: D

Mathematics

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A. Yes B. No

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Solve and check your answer.1 + x = 13

A. 11 B. 14 C. 15 D. 12

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Write the whole number in expanded form.30,490

A. 3000 + 400 + 9 B. 3000 + 40 + 9 C. 30,000 + 4000 + 90 D. 30,000 + 400 + 90

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Write the expression in the standard form a + bi.If z = 6 - 3i, evaluate z + .

A. 12 + 6i B. -6i C. 12 - 6i D. 12

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