\
\
x \ | \
\
\ | \
\
(x, y) \ | \
\
-9.5 \ | \
\
\ | \
\
(12, 9) \ | \
\
-9.9 \ | \
\
| \
\
(–2, 3) \ | \
\
-9.99 \ | \
\
| \
\
(0, 2) \ | \
\
-9.999 \ | \
\
| \
\
(2, 1) \ | \
\
-9.9999 \ | \
\
| \
\
(4, 0) \ | \
\
\
\
\
\
\
\
\
\
\
\
\
\
\