Find the location of the center, vertices, and foci for the hyperbola described by the equation.
- 
= 1
A. Center: (-3, 4); Vertices: (-10, 4) and (4, 4); Foci: 
and 
B. Center: (3, -4); Vertices: (-4, -4) and (10, -4); Foci: 
and (
C. Center: (3, -4); Vertices: (-3, -4) and (11, -4); Foci: (4 + 
, -3) and (-3 + 
, -3)
D. Center: (3, -4); Vertices: (-4, 4) and (10, 4); Foci: (3 - 
, 4) and (3 + 
, 4)
Answer: B
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Solve the problem.Suppose that we wish to distribute the two-digit random numbers from 00 through 99 such that the corresponding random numbers can be used to simulate the sightings of UFO's in a given region. If the numbers 00 to 40 correspond to 0 sightings, what is the estimated probability of 0 sightings?
A. 
B. 
C. Not possible to tell with the given information.
D. None of the above is correct.
Evaluate using a calculator. Express answers to the nearest ten-thousandth.log 4,836
A. 8.4838 B. 3.6845 C. 3.6836 D. 3.6854
Find the perimeter.
A. (2x2 + 7x + 16) units B. (2x2 + 5x + 17) units C. (2x2 + 7x + 17) units D. (x2 + 5x + 17) units
Write the augmented matrix for the system. 3x + 4y = -5 2y = -4
A. 
B. 
C. 
D. 