Find the vertices and foci of the ellipse.49x2 + 25y2 = 1225
A. Vertices: (±7, 0); Foci: (±2
, 0)
B. Vertices: (0, ±5); Foci: (0, ±2
)
C. Vertices: (0, ±7); Foci: (0, ±2
)
D. Vertices: (±5, 0); Foci: (±2
, 0)
Answer: C
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Determine if the given ordered triple is a solution of the system.x + 4y + 3z = -8 3y + 3z = -9 z = -1(-1, -2, 3)
A. No B. Yes
Graph the function. Describe its position relative to the graph of the indicated basic function.f(x) = -4x + 3; relative to f(x) = 4x 
A. Moved right 3 unit(s);
reflected across x-axis
B. Moved right 3 unit(s);
reflected across x-axis
C. Moved left 3 unit(s);
reflected across x-axis
D. Moved left 3 unit(s);
reflected across x-axis
For the given function, find x when y is equal to the indicated value.f(x) = 
- 
, y = 3
A. -45 B. -90 C. 90 D. 45
Graph the function. State the domain and the range of the function.f(x) = log1/4 x
A. Domain: (-?, ?); Range: (0, ?)
B. Domain: (-?, ?); Range: (0, ?)
C. Domain: (0, ?); Range: (-?, ?)
D. Domain: (0, ?); Range: (-?, ?)