Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
slope =
1. â
2. ‘—
3. Š
4. —m

ƒŒƒxƒ‹3. •ÏX
SDAL“‡‰pŒêŠwZ