Find the center, foci, and vertices of the ellipse.25x2 + 49y2 = 1225
A. center at (0, 0)
foci at (-7, 0) and (7, 0)
vertices at (-49, 0), (49, 0)
B. center at (0, 0)
foci at (0, - 2
) and (0, 2
)
vertices at (0, -7), (0, 7)
C. center at (0, 0)
foci at (- 2
, 0) and (2
, 0)
vertices at (-7, 0), (7, 0)
D. center at (0, 0)
foci at (0, -5) and (0, 5)
vertices at (0, -25), (0, 25)
Answer: C
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Use the given transformation to evaluate the integral. src="https://sciemce.com/media/4/ppg__10615191636__f1q23g7.jpg" alt="" style="vertical-align: -4.0px;" />
Rwhere R is the parallelogram bounded by the lines 
A. 1815
B. 
C. 
D. 15
Solve the right triangle with the given sides and angles.? = 36.3°, c = 4.2 mm
A. a = 2.5 mm, ? = 53.7°, b = 3.4 mm B. a = 2.6 mm, ? = 53.7°, b = 3.3 cm C. a = 3.4 mm, ? = 53.7°, b = 2.6 mm D. a = 3.4 mm, ? = 53.7°, b = 2.5 mm
Give the equation of the horizontal asymptote, if any, of the function.f(x) = 
A. y = 0 B. y = -12, y = 4 C. y = -3 D. none
Solve the system by elimination.4x2 - y2 = 27x2 + 2y2 = 27
A. (3, 3), (3, -3), (-3, 3), (-3, -3)
B. (3, 9), (3, -9), (-3, 9), (-3, -9)
C. (3
, 3), (3
, -3), (-3
, 3), (-3
, -3)
D. empty set