Solve the problem.Suppose a continuous random variable has a joint probability density function given by     Find the probability that a point (x, y) is in the region bounded by  and  by evaluating the integral

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A. 0.375
B. 0.225
C. 0.250
D. 0.275

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Answer: B

Mathematics

Provide an appropriate response. Factor the numerator and denominator and then reduce the fraction: 

A.
B.
C.
D.

Rationalize the denominator. Assume that all radicands represent positive real numbers.

A.  ( + 1)
B.  ( + 1)
C.  ( + 1)
D.  ( - 1)

For the compound inequality, give the solution set in both interval and graph forms. 5x - 5 ? -15 or 5x - 5 ? 5

A. (-?, -2] ? [2, ?)
 
B. [-2, 2]
 
C. (-?, 2]
 
D. [-2, ?)
 

Complete the table and use the result to find the indicated limit.If f(x) = , find  f(x).

A.
 ; limit = -2.10
B.
 ; limit = ?
C.
 ; limit = -4.0
D.
 ; limit = -1.20