Let 
and compute the Riemann sum of f over the interval 
, using
?
Two subintervals of equal length (
).
?
Five subintervals of equal length (
).
?
Ten subintervals of equal length (
).
?
In each case, choose the representative points to be the midpoints of the subintervals.
?
A. 87.0625 sq units; 87.43 sq units; 87.4825 sq units;
B. 87.0625 sq units; 87.4825 sq units; 87.43 sq units;
C. 87.4825 sq units; 87.43 sq units; 87.0625 sq units;
D. 87.43 sq units; 87.4825 sq units; 87.0625 sq units;
Answer: A
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Match the differential equation with the appropriate slope field.y' = 
A. 
B. 
C. 
D. 
Indicate whether the statement is true or false.When the set of whole numbers is combined with the set of negative integers, the integers are formed.
A. true B. false
Find the center, foci, and asymptotes of the hyperbola.
- 
= 1
A. C: (0, 0); F: (0, -5), (0, 5); A: y = 
x, y = - 
x
B. C: (0, 0); F: (-5, 0), (5, 0); A: y = 
x, y = - 
x
C. C: (0, 0); F: (0, -4), (0, 4); A: y = 
x, y = - 
x
D. C: (0, 0); F: (-4, 0), (4, 0); A: y = 
x, y = - 
x
Solve.|3x - 8| = -2
A. 
B. 
C. 
D. ?