A PDF for a random variable X is given. Use the PDF to find the CDF.f(x) = 

A. F(x) = 

B. F(x) = 

C. F(x) = 

D. F(x) = 


Answer: D

Mathematics

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Solve the following system by any appropriate method. If there is no real number solution, so state.3x2 + y2 = 93x2 - y2 = 9

A. (0, 3), (0, -3)
B. (, 0), (-, 0)
C. (0, ), (0, -)
D. (3, 0), (-3, 0)

Mathematics

Solve the rational inequality. > 0

A.
B.
C.
D.

Mathematics

Graph the function by first converting to base e or 10. f(x) = -2 + log2x.

A.

B.

C.

D.

Mathematics

Give the appropriate ?-? definition of the statement.f(n) = M

A. For each given number ? > 0, there is a corresponding ? > 0, such that for all n, 
0 < n - w < ? ?  < ?.
B. For each given number ? > 0, there is a corresponding ? > 0, such that for all n, 
0 <  < ? ?  < ?.
C. For each given number ? > 0, there is a corresponding ? > 0, such that for all n, 
0 < n - w < ? ?  > ?.
D. For each given number ? > 0, there is a corresponding ? > 0, such that for all n, 
0 < w - n < ? ?  < ?.

Mathematics