Use the vertical line test to determine whether the graph represents a function.
A. not a function
B. function
Answer: B
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Solve the problem by integration.The slope of a curve is given by 
Find the equation of the curve if it passes through 
.
A. y = 
- 
tan-1 
- 
+ 
?
B. y = - 
+ 
tan-1 
+ 
- 
?
C. y = 
+ 
tan-1 
- 
- 
?
D. y = - 
+ tan-1
+ 
- 
?
Simplify. Assume all variables represent nonnegative values.
A. x63
B. 
C. x7
D. 3z
Find the center and radius of the circle.(x + 2)2 + (y + 7)2 = 36
A. (-2, -7); 6 B. (2, 7); 36 C. (7, 2); 36 D. (-7, -2); 6
Use the table of record trout lengths at Yosemite Lake to answer the question. To find the average, add up the values you are interested in and then divide the sum by the number of values. Round your answer to the nearest tenth. 
Find the average length of record trout caught during a weekday.
A. 19.8 in. B. 14.2 in. C. 14.6 in. D. 72.9 in.