Question

Determine whether the equation represents y as a function of x. x+y2=3x+y 2 =3

Functions
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asked 2020-10-21
Determine whether the equation represents y as a function of x. x+y2=3x+y
2
=3

Answers (1)

2020-10-22
\(x=y^2=3\)
This is sideways opening parabola,which is not a functon,but let's solve for y anyway
\(y^2=3-x\)
\(y=pmsqrt(3-x)\)
Because there are upto two different y values for each x in the domain,it is not a function
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