| 40 | 40th LS(201220) Ch9.3 Transforming Functions(PDF P679) | Jp Park  | 2020-12-20 | 3 |
| 39 | 39th LS(201215) Ch8.8 Radical Equation(P642) | Jp Park | 2020-12-16 | 4 |
| 38 | 38th LS(201210) Ch8.6 Radical Expressions and Rational Expon.. | Jp Park | 2020-12-10 | 4 |
| 37 | 37th LS(201206) Ch8.4 Rational Function Graph(P598) | Jp Park | 2020-12-06 | 7 |
| 36 | 36th LS(201201) Ch8.3 Adding and Subtracting(P590) | Jp Park | 2020-12-01 | 5 |
| 35 | 35th LS(201129) 4.6절까지 시험대비 복습 | Jp Park | 2020-11-29 | 5 |
| 34 | 34th LS(201124) 로그함수 학교자료+원리합계 | Jp Park | 2020-11-25 | 4 |
| 33 | 33th LS(201122) 로그함수 | Jp Park | 2020-11-22 | 6 |
| 32 | 32th LS(201117) Ch7. Exponential and Log function(P510) | Jp Park | 2020-11-18 | 3 |
| 31 | 31th LS(201115) 지수 로그 함수 | Jp Park | 2020-11-15 | 5 |
| 30 | 30th LS(201110) Project Regression | Jp Park | 2020-11-11 | 8 |
| 29 | 29th LS(201103) Ch6.7 Investigating Graphs of Polynomial Fu.. | Jp Park | 2020-11-04 | 8 |
| 28 | 28th LS(201029) Ch6.5 Finding Real Roots(P441) | Jp Park | 2020-10-30 | 3 |
| 27 | 27th LS(201024) Ch6.3 Synthetic Division | Jp Park | 2020-10-24 | 5 |
| 26 | 26th LS(201020) Ch5 Quadratic 시험대비 복습 | Jp Park | 2020-10-21 | 6 |
| 25 | 25th LS(201013) Ch5.6 Quadratic Formula(P363) | Jp Park | 2020-10-14 | 2 |
| 24 | 24th LS(201006) Ch5.3 Solving Quadratic Eqs by Graphing and.. | Jp Park | 2020-10-07 | 5 |
| 23 | 23th LS(200926) Ch3.6 Three variables Linear Eqs(P225) | Jp Park | 2020-09-26 | 10 |
| 22 | 22th LS(200922) Ch3.4 Linear Programming Real Life Applicati.. | Jp Park | 2020-09-22 | 10 |
| 21 | 21th LS(200919) Ch3.4 Linear Programming(P206) | Jp Park | 2020-09-19 | 10 |
