Solve the inequality.x2 - 9x ? 0
A. [-9, 0]
B. (-?, -9] or [0, ?)
C. [0, 9]
D. (-?, 0] or [9, ?)
Answer: D
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Provide an appropriate response.Let sk denote the kth partial sum of the alternating harmonic series. Compute 
, 
, and 
. Which of these is closest to the exact sum (ln 2) of the alternating harmonic series?
A. 
B. 
C. 
The bar graph shows the number of tickets sold each week by the garden club for their annual flower show.?
How many more tickets were sold during week 6 than week 2?
A. 30 tickets B. 8 tickets C. 13 tickets D. 18 tickets
Multiply, and then simplify if possible. Assume all variables represent positive real numbers.(11
+ 5)(
- 5)
A. 11x
- 110
- 25
B. 11x - 110
- 25
C. 11x - 25
D. 11x
- 55
+ 5
- 25
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