Match the graph to one of the listed functions.
A. f(x) = x2 + 2x - 1
B. f(x) = x2 - 2x
C. f(x) = x2 - 2x - 1
D. f(x) = x2 + 2x
Answer: D
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Solve the equation. First simplify the expression by combining like terms.
x + 1 = 
- 
x + 
A. 
B. 
C. 
D. 
Express the symbolic statement ~p in words.p: Lake Champlain is one of the Great Lakes.
A. It is true that Lake Champlain is one of the Great Lakes. B. Lake Champlain is not one of the Great Lakes. C. It is not true that Lake Champlain is not one of the Great Lakes D. Lake Champlain is truly one of the Great Lakes.
Factor the polynomial completely.x2 + 8x + 16 - x4
A. (x + 4 + x2)(x + 4 - x2) B. (x + 4 - x2)2 C. (x - 4 + x2)(x - 4 - x2) D. Prime
Solve the inequality. Express your answer using interval notation.5x - 6 > 4x - 13
A. (-7, ?)
B. (-19, ?)
C. (-?, -7]
D. [-7, ?)