Is the ordered triple a solution to the given system of equations?(-2, -1, 5) x - y + z = 4 2x - 8y - 3z = 24 3x + 4y + 2z = 7.
A. No
B. Yes
Answer: A
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First, create a scatter plot for the data in the table. Then, use the shape of the scatter plot given to determine if the data are best modeled by a linear function, an exponential function, a logarithmic function, or a quadratic function.
A. 
quadratic function
B. 
exponential function
C. 
linear function
D. 
logarithmic function
Use the mileage chart shown below to find the minimum spanning tree for the 5 cities of Boston, Buffalo, Chicago, Columbus, and Louisville.
Which of the following edges is not in the minimum spanning tree?
A. Boston - Buffalo. B. Columbus - Louisville. C. Boston - Chicago. D. Buffalo - Columbus. E. all of these are in the minimum spanning tree.
Write as a decimal.0.3%
A. 0.3 B. 0.004 C. 0.003 D. 0.03
Divide.
A. y + 
B. y2 + 8
C. y + 8
D. y - 8