Write a matrix equation equivalent to the system of equations. -4x - 2y = -3-5x + 4y = 8
A. 
=
B. 
=
C. 
= 
D.
  = |
Answer: D
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Solve the problem.Find the foci and asymptotes of the following hyperbola:9y2 - x2 = 9
A. Foci: (0, 
), (0, -
); Asymptotes: y = 
x, y = - 
x
B. Foci: (0, 
), (0, -
); Asymptotes: y = 3x, y = -3x
C. Foci: (
, 0), (-
, 0); Asymptotes: y = 
x, y = - 
x
D. Foci: (0, 10), (0, -10); Asymptotes: y = 3x, y = -3x
Use Taylor's formula to find the requested approximation of 
near the origin.Cubic approximation to 
A. 1 - 10x - y + 100x2 + 10xy + y2 - 1000x3 + 300x2y - 30xy2 + y3 B. 1 - 10x - y + 100x2 + 20xy + y2 - 1000x3 + 300x2y - 30xy2 + y3 C. 1 - 10x - y + 100x2 + 20xy + y2 - 1000x3 - 300x2y - 30xy2 - y3 D. 1 - 10x - y + 100x2 + 10xy + y2 - 1000x3 - 300x2y - 30xy2 - y3
Use inequality notation to describe the set. s is at least –4 but less than 23
A) 23 £ s < –4 B) 23 < s £ –4 C) –4 £ s < 23 D) –4 £ s £ 23 E) –4 < s < 23
Graph. Label any intercepts and determine the slope of the line. If the slope is undefined, state this.x = 6
A. x-intercept: (0, 6), m: 0
B. x-intercept: (0, 0), m: 6
C. x-intercept: (6, 0), m: undefined
D. x-intercept: (6, 0), m: 
