Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
slope =
1.
Žg
2.
â
3.
Œˆ
4.
Žg
ƒŒƒxƒ‹3.
•ÏX
SDAL“‡‰pŒêŠwZ