Identify the vertex of the parabola.f(x) = (x - 2)2 + 4
A. (4, 0)
B. (2, 4)
C. (0, 2)
D. (4, 2)
Answer: B
Mathematics
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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?
Mathematics
Find the limit.
A. Does not exist B. -4 C. 4 D. 0
Mathematics
Factor the expression.3x2 - 15x
A. 3(x2 - 5x) B. 15x(x - 5) C. 3x(x + 5) D. 3x(x - 5)
Mathematics
Use a graph or a table to find the limit.
x
A. ? B. 0 C. 10 D. -?
Mathematics