Solve the problem.Not all murder cases are solved. The percentages of murder cases solved in various years are listed in the table below. 
Let f(t) represent the percent of murder cases solved at t years since 1999. A reasonable model is 
Find the approximate vertex of f. What does it mean in terms of the situation?
A. (13.28, 64.47); 64.47% of cases were solved in 2012, which is the lowest percent for any year.
B. (14, 64); 64% of cases were solved in 2013, which is the lowest percent for any year.
C. (14.78, 63.75); 63.75% of cases were solved in 2014, which is the lowest percent for any year.
D. (12.78, 63.12); 63.12% of cases were solved in 2012, which is the lowest percent for any year.
Answer: A
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A. 15x3+5 B. ?11x3+5 C. 13x3-5 D. 17x3-5 E. ?10x3+5
The argument given or described involves some kind of fallacy. Identify the fallacy.After getting new dishes, I started to sneeze. I must be allergic to the new dishes.
A. Personal attack (ad hominem) B. Circular reasoning C. False cause D. Hasty generalization
Solve the problem.For what value of a is the volume of the tetrahedron formed by the coordinate planes and the plane 
equal to 7?
A. a = 
B. a = 
C. a = 
D. a = 
Graph the function f(x) over the given interval. Partition the interval into 4 subintervals of equal length. Then add to your sketch the rectangles associated with the Riemann sum 
, using the indicated point in the kth subinterval for ck.f(x) = cos x + 3, [0, 2?], left-hand endpoint
A. 
B. 
C. 
D. 