Find the domain of the rational function.g(x) = 
A. {x|x ? -7, 7, -8}
B. {x|x ? 0, 49}
C. {x|x ? -7, 7}
D. all real numbers
Answer: B
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Find two paths of approach from which one can conclude that the function has no limit as (x, y) approaches (0, 0).f(x, y) = 
What will be an ideal response?
Determine whether the matrix is in row-echelon form. If it is, determine if it is also in reduced row-echelon form.
A) row-echelon form
B) row-echelon form and reduced row-echelon form
C) neither
Perform the specified translation.The graph on the left is the graph of the function defined by y = f(x). 
Sketch a graph of the function defined by the equation y = f(x + 2). Describe the type of shift that was performed on the original graph.
A. A vertical shift of the graph of y = f(x),
2 units downward.
B. A vertical shift of the graph of y = f(x),
2 units upward.
C. A horizontal shift of the graph of y = f(x),
2 units to the right.
D. A horizontal shift of the graph of y = f(x),
2 units to the left.
Tell whether the angle is acute, right, obtuse, or straight.
A. Obtuse B. Right C. Straight D. Acute