____________________________________
|
TI-84
|
| ______________________________
|
| | i+3x< 3(u+x)
|
|
| | i+3x< 3u+3x
| | Even the
calculator says so<3
| | i<3u
|
|
| |
| |
| |
| |
| |_______________________| |
|
|
| (7) (8) (9)
(alpha)
|
| (6) (5) (4)
(math) (x)
|
