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)
Answer: D
Mathematics
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A. domain: (-?, ?); range: [-10, ?) B. domain: (-?, 0) ? (0, ?); range: (-?, 0) ? (0, ?) C. domain: (-?, 0); range: (-?, 0) D. domain: (0, ?); range: [35, ?)
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Determine whether the statement is true or false.? The point ( -n, 0b) is symmetric to the point (n, 0b) with respect to the y-axis.
Answer the following statement true (T) or false (F)
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Solve the inequality by using the method of your choice. State the solution set in interval notation and graph it.x2 - 4x + 5 < 0
A. (3 - 
, 3 + 
)
3 -  | 3 +  |
B. (0, 3)
| 0? | 3 |
C. (1, 3)
| 1? | 3 |
D. No solution
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Solve the equation.5(3x - 1) = 20
A. 
B. 1
C. 
D. 
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