Question 227941
Just plot an open circle at {{{y=2}}} and shade everything to the right like so:


{{{drawing(500,80,-8, 12,-10, 10,
number_line( 500, -8, 12),

arrow(2,0,12,0),
arrow(2,0.30,12,0.30),
arrow(2,0.15,12,0.15),
arrow(2,-0.15,12,-0.15),
arrow(2,-0.30,12,-0.30),

circle(2,0,0.3),
circle(2,0,0.3),
circle(2,0,0.3),
circle(2,0,0.3-0.02)
)}}}