Select the system of inequalities that matches the given graph.
A. y ? -x
y ? 2x + 2
B. y ? -x
y ? 2x + 2
C. y ? -x
y ? 2x + 2
D. y ? -x
y ? 2x + 2
Answer: A
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Represent the linear system as an augmented matrix. 3x - 2z = 18 3y + 8z = 45-2x + 2y + 7z = 19
A. 
B. 
C. 
D. 
Graph. State the domain, range, and vertical asymptote of the function.f(x) = log(x + 4) + 2
A. Domain: (-4, ?), range: (-?, ?)
Vertical asymptote: x = -4
B. Domain: (0, ?), range: (-?, ?)
Vertical asymptote: x = 0
C. Domain: (-4, ?), range: (-?, ?)
Vertical asymptote: x = -4
D. Domain: (0, ?), range: (-?, ?)
Vertical asymptote: x = 0
Solve the polynomial equation. In order to obtain the first root, use synthetic division to test the possible rational roots. 2x3 - x2 - 10x + 5 = 0
A. {- 
, 
, - 
}
B. {-2, 
, - 
}
C. {
, 
, - 
}
D. {2, 
, -
}
Find the limit algebraically.
(x3 + 5x2 - 7x + 1)
A. 0 B. 15 C. 29 D. does not exist