Provide an appropriate response.
Find the equation of the line passing through the points (-1, 4) and (5, 6).
A. y = 3x -9
B. y = 
x + 
C. y = 
x + 5
D. y = 3x + 7
Answer: B
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Solve the quadratic equation using the quadratic formula.x2 - 8x - 13 = 0
A. {-4 + 
, -4 - 
}
B. {4 + 
, 4 - 
}
C. {8 + 
, 8 - 
}
D. {4 + 
, 4 - 
}
Find the average value of 
over the given region.
over the rectangular solid in the first octant bounded by the coordinate planes and the planes 
, 
, 
A. 25 B. 1250 C. 250 D. 125
Use the graph to determine the function's domain and range. Write the domain and range in interval notation.
A. domain: (-?, ?) range: (-?, ?) B. domain: [5, ?) range: [-3, ?) C. domain: (-?, ?) range: [-3, ?) D. domain: (-?, 5) or (5, ?) range: (-?, -3) or (-3, ?)
Find the vertices and the foci of the given ellipse.4x2 + 81y2 = 324
A. V: (0, -2), (0, 2);
F: (-
, 0), (
, 0)
B. V: (0,-9), (0,9);
F: (-
, 0), (
, 0)
C. V: (-2,0), (2, 0);
F: (-
, 0), (
, 0)
D. V: (-9,0), (9, 0);
F: (-
, 0), (
, 0)