Question 962706
{{{ x^2 + y^2 = 4 }}} and
{{{ y = 2 }}}
have one point in common:
( 0,2 )
Here are plots:
{{{ graph( 400, 400, -5, 5, -5, 5, 2, sqrt( 4 - x^2 ), -sqrt( 4 - x^2 )) }}}