Find the center, foci, and asymptotes of the hyperbola.
- 
= 1
A. C: (2, 2); F: (2, -1), (2, 5); A: y = 
x - 
, y = - 
x - 
B. C: (2, 2); F: (-3, 2), (7, 2); A: y = 
x + 
, y = - 
x + 
C. C: (2, 2); F: (2, -3), (2, 7); A: y = 
x - 
, y = - 
x - 
D. C: (2, 2); F: (-1, 2), (5, 2); A: y = 
x - 
, y = - 
x - 
Answer: B
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Find the linearization L(x) of f(x) at x = a.f(x) = 
, a = 0
A. L(x) = 
x
B. L(x) = 
x
C. L(x) = - 
x
D. L(x) = - 
x
Write the complex number in polar form.-2
A. 2(cos 270° + j sin 270°) B. 2(cos 180° + j sin 180°) C. 2(cos 0° + j sin 0°) D. 2(cos 90° + j sin 90°)
Express as a single logarithm and, if possible, simplify.
[ln (y2 - 64) - ln(y + 8)] + ln (y + y)
A. ln (y - 8)(y - y) B. ln (y - 8)2/3(y + y) C. ln (y + 8)2/3(y + y) D. ln (y - 8)2/3(y - y)
Fill in the blank(s) using elementary row operations to form a row-equivalent matrix.
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?
?
?
A. ?
B. ?
C. ?
D. 
E. ?