Combine the numbers.17 - (-16) + 9 + (-13)
A. 29
B. -11
C. 23
D. -23
Answer: A
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Solve the problem.Use the graph of f to estimate the local maximum and local minimum.
A. Local maximum: 0; local minimum: -1 B. Local maximum: 1; local minimum: approx. 0 and -1 C. Local maximum: 0 and approx 1; local minimum: -1 D. Local maximum: 1; local minimum: -1
The eccentricity is given of a conic section with one focus at the origin, along with the directrix corresponding to that focus. Find a polar equation for the conic section. e = 
, y = 5
A. r = 
B. r = 
C. r = 
D. r = 
Use the properties of limits to help decide whether the limit exists. If the limit exists, find its value.
A. 8 B. 16 C. 1 D. Does not exist
Find the constant of proportionality k, and write the linear function relating the two variables.Suppose that y varies inversely with x. When x = 15, then y = 9.
A. k = 135; y = 
B. k = 
; y = 
x
C. k = 
; y = 
D. k = 135; y = 