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?
Answers will vary. One possibility is Path 1: x = t, y = 0 ; Path 2: x = 0, y = t
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The augmented matrix is in row-echelon form and represents a system of linear equations. Solve the system using backward substitution.
Write the solution as an ordered triple, if possible.
A. (73, -28, 5) B. No solution C. (68, -26, 5) D. (68, -28, 5)
Give the domain and range of the relation.{(12, -3), (3, 6), (5, 9), (5, 4)}
A. domain = {3, 12, 5, -5}; range = {6, -3, 9, 4} B. domain = {3, 12, 5}; range = {6, -3, 9, 4} C. domain = {3, 12, 5, 15}; range = {6, -3, 9, 4} D. domain = {6, -3, 9, 4}; range = {3, 12, 5}
Solve the problem.Suppose that f(x) = 3x. What is f(6)? What point is on the graph of f?
A. 216; (6, 216) B. 729; (6, 3) C. 729; (6, 729) D. 216; (3, 216)
Simplify.
A. 
B. 
C. 
D. 