Find the nth term an of the geometric sequence.2, 
, 
, 
, 
, . . .
A. an = (2)
n-1
B. an = (2)
n+1
C. an = (2)
n
D. an = (2)
n-1
Answer: A
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The bar graph shows the percent of income spent on leisure activities in various countries of the world. Use the graph to answer the question.
In which country is the highest percent of income spent on leisure activities? What percent is this?
A. USA; 27.5% B. Japan; 24.8% C. USA; 72.5% D. China; 93.4%
The intensity I of a light a distance x meters beneath the surface of a lake decreases exponentially. If the light intensity at 6 meters is 83% of the intensity at the surface, at what depth will the intensity be 34% (in meters)? ? Round your answer to the nearest meter. ? __________ meters
Fill in the blank(s) with the appropriate word(s).
Provide an appropriate response.The equation x2 + 4 = 0 has no real solutions, so the graph of y = x2 + 4 has no 
.
A. axis B. y-intercept C. x-intercepts D. vertex
Solve the equation by multiplying both sides by the LCD.
= 
A. 
B. 
C. 
D. 