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
Answer: B
Mathematics
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Solve the equation.
= 5 - 2x
A. {5}
B. 
C. 
D. 
Mathematics
Let f (x) = 2x - 1, g(x) = 3x - 2. Find the domain of the function. ( f + g ) ( x )
a. 
b. 
c. 
d. 
e. 
Mathematics
Write the standard form of the equation of the circle described.Center (0, 0), r = 
A. x2 + y2 = 121
B. x2 + y2 = 
C. x2 + y2 = 
D. x2 + y2 = 11
Mathematics
Provide an appropriate response.Determine the general term of the sequence 2, - 
, 
, - 
, . . . .
A. an = 2
n-1
B. an = -2
n-1
C. an = 2
n
D. an = 
(2)n-1
Mathematics