Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
slope =
1. ‹{
2. â
3. “S
4. ‘¬

ƒŒƒxƒ‹3. •ύX
SDAL“‡‰pŒêŠwZ