Find the center, foci, and vertices of the ellipse.4x2 + 81y2 = 324
A. center at (0, 0)
foci at (0, -2) and (0, 2)
vertices at (0, -4), (0, 4)
B. center at (0, 0)
foci at (0, - 
) and (0, 
)
vertices at (0, -9), (0, 9)
C. center at (0, 0)
foci at (-9, 0) and (9, 0)
vertices at (-81, 0), (81, 0)
D. center at (0, 0)
foci at (- 
, 0) and (
, 0)
vertices at (-9, 0), (9, 0)
Answer: D
Mathematics
You might also like to view...
Provide an appropriate response.Multiply: 384 × 608
A. 233,472 B. 512,672 C. 26,112 D. 313,582 E. none of the above
Mathematics
Perform the addition. 
A. 1,677 B. 1,687 C. 1,674 D. 1,667
Mathematics
Determine the period of the function.y = tan 4t
A. ?
B. 
C. 
D. 
Mathematics
Change the exponential expression to an equivalent expression involving a logarithm.6x = 36
A. log636 = x B. log366 = x C. logx36 = 6 D. log36x = 6
Mathematics