SOLUTION: y=1/3x^3 How do I use the vertical line test to determine whether y is a function of x?

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Question 51688This question is from textbook Intermidiate Algebra graphs and functions
: y=1/3x^3
How do I use the vertical line test to determine whether y is a function of x?This question is from textbook Intermidiate Algebra graphs and functions

Answer by rchill(405) About Me  (Show Source):
You can put this solution on YOUR website!
Vertical lines have undefined slopes.