Evaluate the second derivative of the function for the given value of x.f(x) = 
, x = 2
A. - 
B. 
C. - 
D. 
Answer: B
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Provide an appropriate response.Use the max-min inequality to find upper and lower bounds for the value of 
dx.
What will be an ideal response?
Provide an appropriate response. Evaluate the function f(x) = x2 + 5x - 6 for the value f(2).
A. 8 B. 18 C. 3 D. 6
A diagnostic test for a certain disease has a sensitivity of 0.82 and a specificity of 0.88. The probability that a patient has the disease is estimated as 0.25. The diagnostic test is given and returns positive. What is the posterior probability that the patient has the disease?
What will be an ideal response?
Sarah lives in a part of the country where there are droughts. Consequently, the water company increases the cost per ccf of water based on usage. The piecewise function shows the rate schedule.
If Sarah used 210 ccf of water last month, what was she charged?
A. $37.80 B. $38.80 C. $39.80 D. $47.00