| 150 | 150th LS(221030) Conic(2차곡선) | Jp Park  | 2022-10-31 | 0 |
| 149 | 149th LS(221028) Matrix (PDF 706) | Jp Park | 2022-10-29 | 0 |
| 148 | 148th LS(221023) Vector Product (PDF 656) | Jp Park | 2022-10-24 | 0 |
| 147 | 147th LS(221021) Scalar Product (PDF 624) | Jp Park | 2022-10-22 | 0 |
| 146 | 146th LS(221016) 삼각함수 합성 (PDF 536) | Jp Park | 2022-10-17 | 0 |
| 145 | 145th LS(221014) Trigonometry Graph (PDF 445) | Jp Park | 2022-10-15 | 0 |
| 144 | 144th LS(221009) Newton's Law of Cooling (PDF 378) | Jp Park | 2022-10-10 | 0 |
| 143 | 143th LS(221007) Exponential Function (PDF 346 #22) | Jp Park | 2022-10-08 | 0 |
| 142 | 142th LS(221002) nth Root of complex Numbers (PDF 592) | Jp Park | 2022-10-03 | 0 |
| 141 | 141th LS(220925) Remainder Factor Theorem (PDF 281) | Jp Park | 2022-09-26 | 0 |
| 140 | 140th LS(220923) Trigonometry Identity (PDF 385) | Jp Park | 2022-09-24 | 0 |
| 139 | 139th LS(220918) Reference Angle (PDF 312) | Jp Park | 2022-09-19 | 0 |
| 138 | 138th LS(220916) 속도 가속도의 적분 | Jp Park | 2022-09-17 | 0 |
| 137 | 137th LS(220911) 적분 Review (PDF 129) | Jp Park | 2022-09-12 | 1 |
| 136 | 136th LS(220904) 적분 Review (PDF 295) | Jp Park | 2022-09-05 | 0 |
| 135 | 135th LS(220902) 적분의 활용 (PDF 162) | Jp Park | 2022-09-03 | 0 |
| 134 | 134th LS(220828)역함수 적분 (PDF 159 #965) | Jp Park | 2022-08-29 | 0 |
| 133 | 133th LS(220826) 두 도형의 넓이가 같을 조건 (PDF 156 #945) | Jp Park | 2022-08-27 | 0 |
| 132 | 132th LS(220821) 곡선과 직선으로 둘러싸인 부분의 넓이 (PDF 153 #931) | Jp Park | 2022-08-22 | 0 |
| 131 | 131th LS(220819) 정적분으로 정의된 함수의 극대극소 (PDF 143 #869) | Jp Park | 2022-08-20 | 0 |
