Multiply.(2 - )(4 - )

A. 8 - 5x
B. 8 - 6 - x
C. 8 - 5
D. 8 - 6 + x


Answer: D

Mathematics

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Is the function graphed below one-to-one?

A. No B. Yes

Mathematics

Use Bayes' rule to find the indicated probability.The incidence of a certain disease on the island of Tukow is 4%. A new test has been developed to diagnose the disease. Using this test, 91% of those who have the disease test positive while 4% of those who do not have the disease test positive (false positive). If a person tests positive, what is the probability that he or she actually has the disease?

A. 0.438 B. 0.487 C. 0.91 D. 0.856

Mathematics

Write the following in terms of sin ? and cos ? and then simplify if possible. ? ?

A.
B. ?
C. ?
D. ?
E. ?

Mathematics

Determine the domains of  f and  g. ? ?

A. Domain of  f: all real numbers x except x= 4, 5Domain of  g: all real numbers x except x = -4 B. Domain of  f: all real numbers xDomain of  g: all real numbers x C. Domain of  f: all real numbers x except x = 5Domain of  g: all real numbers x D. Domain of  f: all real numbers x except x = 4, 5Domain of  g: all real numbers x except x = 4 E. Domain of  f: all real numbers x except x = 4Domain of  g: all real numbers x except x = 4

Mathematics