| 161 | 160th LS(210715) 2-5KSA07 (PDF 47 #18) | Jp Park  | 2021-07-16 | 2 |
| 16 | 15th LS(200527) 9.2 Special Triangle(P474) | Jp Park | 2020-05-27 | 1 |
| 160 | 159th LS(210714) MGSE9-12N.N.9 Polynomial Division (P180) | Jp Park | 2021-07-15 | 2 |
| 159 | 158th LS(210712) MGSE9-12N.N.9 Polynomial (P165) | Jp Park | 2021-07-13 | 1 |
| 158 | 157th LS(210709) MGSE9-12.F.BF.14 Inverse Function (P287) | Jp Park | 2021-07-10 | 3 |
| 157 | 156th LS(210708) 2-5KSA07 (PDF 40 #18) | Jp Park | 2021-07-09 | 2 |
| 156 | 155th LS(210707) MGSE9-12.F.BF.14 Inverse Function (P279) | Jp Park | 2021-07-08 | 2 |
| 155 | 154th LS(210705) MGSE9-12.F.BF.1C Compose Function | Jp Park | 2021-07-06 | 1 |
| 154 | 153th LS(210702) MGSE9-12.F.BF.1 Relationship between two qu.. | Jp Park | 2021-07-03 | 4 |
| 153 | 152th LS(210701) 2-5KSA09 (PDF 55 #29) | Jp Park | 2021-07-02 | 1 |
| 152 | 151th LS(210630) MGSE9-12.A.APR.6 Rewrite rational expressi.. | Jp Park | 2021-07-01 | 1 |
| 151 | 150th LS(210628) MGSE9-12.A.APR.5 Binomial Expansion | Jp Park | 2021-06-29 | 2 |
| 15 | 14th LS(200525) 8.2 Proving Triangle Similarity(P430) | Jp Park | 2020-05-25 | 4 |
| 150 | 149th LS(210625) MGSE9-12.N.RN.2 radicals and exponents 연습문.. | Jp Park | 2021-06-26 | 1 |
| 149 | 148th LS(210625) 2-5KSA09 (PDF 48 #11) | Jp Park | 2021-06-25 | 4 |
| 148 | 147th LS(210623) MGSE9-12.N.RN.2 Rewrite expressions involvi.. | Jp Park | 2021-06-24 | 1 |
| 147 | 146th LS(210621) MGSE9-12.N.RN.1 Extend the Properties of ex.. | Jp Park | 2021-06-22 | 1 |
| 146 | 145th LS(210618) MGSE9-12.A.REI.4 Quadratic Eqs & Inequality | Jp Park | 2021-06-19 | 4 |
| 145 | 144th LS(210616) MGSE9-12.N.CN.7 Complex Conjugate | Jp Park | 2021-06-17 | 9 |
| 144 | 143th LS(210614) Complex Number(PDF 109) | Jp Park | 2021-06-15 | 10 |
