Write the equation in standard form for an ellipse or a hyperbola centered at (h, k).20x2 - 100x + 16y2 + 32y + 121 = 0
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: A
Mathematics
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Evaluate the expression.-64-4/3
A. -256
B. 
C. -
D. -
Mathematics
Given that the pair of triangles is similar, find the length of the side labeled n.
A. 28 B. 7 C. 21 D. 12
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Find an equation of the line that has the given slope and contains the given point.m = -2, (5, 6)
A. y = -2x - 16 B. y - 6 = mx - 5 C. y = -2x + 16 D. y - 6 = x - 5
Mathematics
Solve.5
- y2 = 10 y = x2 - 2
A. (0, - 
), (0, 
), (5, - 
), (5, 
)
B. (- 
, 0), (
, 0)
C. (- 
, 0), (
, 0), (- 
, 5), (
, 5)
D. (- 
, 5), (
, 5)
Mathematics