Find the standard form of the equation of the hyperbola satisfying the given conditions.Center: (9, 7); Focus: (5, 7); Vertex: (8, 7)
A. 
- (y - 9)2 = 1
B. (x - 7)2 - 
= 1
C. 
- (y - 7)2 = 1
D. (x - 9)2 - 
= 1
Answer: D
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Solve the problem.On the January 25 billing date, Vivian had a balance due of $367.28 on her credit card. The transactions during the following month were: 
The interest rate on the card is 1.3% per month. Using the average daily balance method, find the finance charge on February 25 (January has 31 days).
A. $8.66 B. $8.61 C. $2.50 D. $8.54
List the indicated feature of the figure.The edges of
A. ?ABC, ?ABE, ?ADE, ?ACD, ?BCDE
B. 
, 
, 
, 
, 
, 
, 
, 
C. Cannot be identified
D. A, B, C, D, E
Solve the problem.The population (in hundred thousands) for the Colonial United States in ten-year increments for the years 1700-1780 is given in the table. (Source: 1998 Information Please Almanac)
?
?
?
State whether the data can be more accurately modeled using an exponential function or a logarithmic function. Using a graphing utility, find a model for population (in
hundred thousands) as a function of decades since 1700. What will be an ideal response?
Solve.x2 = 9
A. ±4 B. 4.5 C. 3 D. ±3