Find the vertices and the foci of the given ellipse.4x2 + 81y2 = 324
A. V: (-9,0), (9, 0);
F: (-
, 0), (
, 0)
B. V: (0, -2), (0, 2);
F: (-
, 0), (
, 0)
C. V: (-2,0), (2, 0);
F: (-
, 0), (
, 0)
D. V: (0,-9), (0,9);
F: (-
, 0), (
, 0)
Answer: A
Mathematics
You might also like to view...
Solve the problem.Find the moment of inertia about the y-axis of the thin infinite region of constant density 
in the first quadrant bounded by the coordinate axes and the curve 
.
A. 
B. 
C. 
D. 
Mathematics
Graph the numbers on a number line.-5.75, -3, -1, 1.25
A. 
B. 
C. 
D. 
Mathematics
Solve.12x + 18 = 3x - 54
A. -8 B. -6 C. 6 D. 8
Mathematics
Solve and check your solution(s). If the equation has no real solution, so state.
+ 
= 
A. 1 B. 0 C. -2 D. no real solution
Mathematics