Find an equation in standard form for the hyperbola that satisfies the given conditions.Vertices at (0, ±6), foci at (0, ±9)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Answer: B
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A population is modeled by the function
.
For what value of t will the population reach 3,626.00? Round your answer to two decimal places.
?
A. 
B. 
C. 
D. 
Evaluate the expression without using a calculator, or state that the value does not exist. Simplify the answer to the extent possible.coth(ln 7)
A. 
B. 
C. 
D. 
Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 60,000 B. 0.06 C. 0.00001667 D. 0.0006
Solve the problem.Two points A and B are on opposite sides of a building. A surveyor selects a third point C to place a transit. Point C is 54 feet from point A and 72 feet from point B. The angle ACB is 60°. How far apart are points A and B?
A. 109.5 feet B. 100.2 feet C. 64.9 feet D. 78.5 feet