SOLUTION: Determine whether the relation is a function.
x^2=1+y^2
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Question 78017: Determine whether the relation is a function.
x^2=1+y^2
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
In order to determine if this is a function lets solve for y.
Subtract 1 from both sides
Take the square root of both sides
So we have
Now lets graph . This can be broken up as
or
graph of and
Since the graph fails the vertical line test, it is not a function.
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