Simplify.
A. 
B. 
C. - 
D. 
Answer: D
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Find the particular solution to the given differential equation that satisfies the given conditions.3y" + 19y' + 20y = 0; Dy = 0 and y = 2 when x = 0
A. y = - 
e5x + 
e4x/3
B. y = 
e-5x - 
e-4x/3
C. y = - 
e-5x + 
e-4x/3
D. y = 
e-5x - 
e-4x/3
Find the center, foci, and vertices of the ellipse.
+ 
= 1
A. center at (0, 0)
foci at (0, -5) and (0, 5)
vertices at (0, -25), (0, 25)
B. center at (0, 0)
foci at (- 
, 0) and (
, 0)
vertices at (-8, 0), (8, 0)
C. center at (0, 0)
foci at (-8, 0) and (8, 0)
vertices at (-64, 0), (64, 0)
D. center at (0, 0)
foci at (0, - 
) and (0, 
)
vertices at (0, -8), (0, 8)
Find the center of the ellipse.2x2 + 4y2 - 20x + 24y + 78 = 0
A. (-5, 3) B. (3, -5) C. (5, -3) D. (-3, 5)
Write the equation in polar coordinates.
?
What will be an ideal response?