Use the method of natural frequencies to find the indicated probability.Refer to the table which summarizes the results of testing for a certain disease. 
A test subject is randomly selected and tested for the disease. What is the probability the subject does not have the disease given that the test result is positive?
A. 0.771
B. 0.25
C. 0.524
D. 0.229
Answer: D
Mathematics
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Provide an appropriate response.Use a graphical method to determine the approximate interval for which the second order Taylor polynomial for 
at 
approximates 
with an absolute error of no more than 0.04.
A. -0.5525 ? x ? 0.5525 B. -0.1928 ? x ? 0.7063 C. -0.4310 ? x ? 0.5525 D. -0.5525 ? x ? 0.2640
Mathematics
Evaluate the integral.
dx
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Which of the following functions could have this graph? 
A. y = 
B. y = 
C. y = 
D. y = 
Mathematics
Solve the system of equations by Gauss-Jordan elimination.
A. {(-2, 0, 5)} B. {(-2, 5, 0)} C. {(0, 5, -2)} D. ?
Mathematics