JoyceBiasonviz
Answered

How do we know that an equation illustrates a mere relation?

Sagot :

Jadecapalacviz
if a single x can give you 2 or more different values for y.
example:
y= -/+[tex] \sqrt{x} [/tex] 

if in the vertical line test, the vertical line intersects 2 or more points of your graph
example:
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