Solve. Round to the nearest tenth, if necessary.The number of video stores in a region recently decreased from 109 to 71. Find the percent decrease.
A. 53.5%
B. 65.1%
C. 34.9%
D. 186.8%
Answer: C
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Solve the exponential equation using the method of "relating the bases" by first rewriting the equation in the form eu = ev.e5x - 1 = (e6)-x
A. 
B. 
C. {0}
D. 
Find the median of the following set of test score data: 55, 57, 60, 62, 65, 68, 71, 75, 77, 80, 81, 84, 87, 90, 92, 95, 98, 100.
a. 45.3 b. 77.6 c. 78.5 d. 81.3
Find a simplified value for x by inspection. Do not use a calculator.
?
__________
Fill in the blank(s) with the appropriate word(s).
Find the center, transverse axis, vertices, foci, and asymptotes of the hyperbola.36y2 - 100x2 = 3600
A. center at (0, 0)
transverse axis is y-axis
vertices: (0, -10), (0, 10)
foci: (- 2
, 0) , (2
, 0)
asymptotes of y = - 
and y = 
B. center at (0, 0)
transverse axis is x-axis
vertices: (-10, 0), (10, 0)
foci: (-6, 0), (6, 0)
asymptotes of y = - 
and y = 
C. center at (0, 0)
transverse axis is y-axis
vertices at (0, -10) and (0, 10)
foci at (0, - 2
) and (0, 2
)
asymptotes of y = - 
and y = 
D. center at (0, 0)
transverse axis is x-axis
vertices: (-6, 0), (6, 0)
foci: (- 2
, 0) , (2
, 0)
asymptotes of y = - 
and y = 