Question 310522
{{{x^2y-x^2+5y=0}}}
{{{y(x^2+5)=x^2}}}
{{{y=x^2/(x^2+5)}}}
{{{ graph( 300, 300, -10, 10, -10, 10, x^2/(x^2+5)) }}}
Yes, it's a function. It passes the vertical line test.