| 245 | 245th LS(230912) Derivative 학교자료 | Jp Park  | 2023-09-14 | 0 |
| 246 | 246th LS(230918) Differentiable 학교자료 | Jp Park | 2023-09-19 | 0 |
| 247 | 247th LS(230920) 학교과제 + OpenTAX 자료 | Jp Park | 2023-09-21 | 0 |
| 248 | 248th LS(230925) 학교과제 + OpenTAX 자료(Product and Quotient Deri.. | Jp Park | 2023-09-26 | 1 |
| 249 | 249th LS(231002) 학교자료 + OpenTAX 자료(Velocity, acceleration) | Jp Park | 2023-10-03 | 0 |
| 24 | 24th LS(200808) Ch12.8 Display Data(P670) | Jp Park | 2020-08-09 | 0 |
| 250 | 250th LS(231004) OpenTAX 자료 (Rate of Change) | Jp Park | 2023-10-05 | 1 |
| 251 | 251th LS(231009) 시험대비 Review | Jp Park | 2023-10-10 | 0 |
| 252 | 252th LS(231010) 시험대비 Review | Jp Park | 2023-10-11 | 0 |
| 253 | 253th LS(231016) Implicit Differentiation (OPENTAX PDF 325 .. | Jp Park | 2023-10-17 | 0 |
| 254 | 254th LS(231023) Differentiation Rule (학교자료) | Jp Park | 2023-10-24 | 1 |
| 255 | 255th LS(231030) Inverse Function Differentiation (학교자료) | Jp Park | 2023-10-31 | 1 |
| 256 | 256th LS(231106) Inverse Function Differentiation 시험대비 | Jp Park | 2023-11-07 | 0 |
| 257 | 257th LS(231110) Increase and Decrease | Jp Park | 2023-11-11 | 1 |
| 258 | 258th LS(231113) Final 대비 Limit Review | Jp Park | 2023-11-14 | 1 |
| 259 | 259th LS(231122) Final 대비 Continuity Review 학교자료 | Jp Park | 2023-11-23 | 1 |
| 25 | 25th LS(200810) Chapter Review+Real Life Exercise(P10) | Jp Park | 2020-08-11 | 0 |
| 260 | 260th LS(231127) Rate of change(학교자료) | Jp Park | 2023-11-28 | 1 |
| 261 | 261th LS(231129) Rate of change related Economics (학교자료) | Jp Park | 2023-11-30 | 1 |
| 262 | 262th LS(231204) Rate of change (학교자료) | Jp Park | 2023-12-05 | 1 |
