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Question
Use the Vertical Line Test to determine whether y is a function of x.
4x - 3xy + y + 2 = 0
-3 -2 -1
y
10
3
2
Yes, y is a function of x.
No, y is not a function of x.
1
2
3
4
5
X
Fig: 1
4x - 3xy + y + 2 = 0
-3 -2 -1
y
10
3
2
Yes, y is a function of x.
No, y is not a function of x.
1
2
3
4
5
X
Fig: 1
