Solve for the variable.6x - (2x - 1) = 2
A. 
B. - 
C. 
D. - 
Answer: A
Mathematics
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Write the expression for the general (or nth) term, an, of the geometric sequence.
, 
, 
, 
,. . .
A. an = 
n-1- 
B. an = 
+ 
(n - 1)
C. an = 
n-1
D. an = 
- 
(n - 1)
Mathematics
Mentally estimate the sum by rounding each number to the first digit. 
A. 230 B. 240 C. 200 D. 232
Mathematics
A diagnostic test for a certain disease has a sensitivity of 0.86 and a specificity of 0.92. The probability that a patient has the disease is estimated as 0.3. The diagnostic test is given and returns negative. What is the posterior probability that the patient does not have the disease?
What will be an ideal response?
Mathematics
Determine the maximum number of turning points of f.f(x) = x5 + 7x6
A. 5 B. 6 C. 1 D. 7
Mathematics