| 21 | 20th LS(211120) Ch4.2 Writing Eqs in Point Slope form(PDF 18.. | Jp Park  | 2021-11-21 | 0 |
| 22 | 21th LS(211123) Ch4.3 Writing Eqs of Pararrel and Perpendicu.. | Jp Park | 2021-11-24 | 0 |
| 23 | 22th LS(211127) Ch4.6 Arithmetic Sequence (PDF 216) | Jp Park | 2021-11-28 | 0 |
| 24 | 23th LS(211130) Ch4.7 Piecewise Functions (PDF 226) | Jp Park | 2021-12-01 | 0 |
| 25 | 24th LS(211204) Ch5.2 Linear System Eqs by Substitution (PDF.. | Jp Park | 2021-12-05 | 1 |
| 26 | 25th LS(211207) Ch5.3 Linear System Eqs by Elimination (PDF .. | Jp Park | 2021-12-08 | 13 |
| 27 | 26th LS(211211) Ch5.4 Solving Special Linear System Eqs (PDF.. | Jp Park | 2021-12-12 | 1 |
| 28 | 27th LS(211214) Ch5.6 Graphing Linear Inequalities in two v.. | Jp Park | 2021-12-15 | 0 |
| 29 | 28th LS(211218) Ch6.1 Properties of Exponents (PDF 294) | Jp Park | 2021-12-19 | 0 |
| 30 | 29th LS(211221) Ch6.2 Radical and Rational Exponents (PDF 3.. | Jp Park | 2021-12-22 | 7 |
| 31 | 30th LS(220104) Ch6.3 Exponential Functions (PDF 314) | Jp Park | 2022-01-05 | 2 |
| 32 | 31th LS(220108) Ch6.4 Exponential Growth and Decay (PDF 322) | Jp Park | 2022-01-09 | 1 |
| 33 | 32th LS(220111) Ch6.6 Geometry Sequence (PDF 340) | Jp Park | 2022-01-12 | 10 |
| 34 | 33th LS(220115) Ch7.1 Polynomials (PDF 361) | Jp Park | 2022-01-16 | 7 |
| 35 | 34th LS(220118) Ch7.3 Special product Polynomials (PDF 376) | Jp Park | 2022-01-19 | 2 |
| 36 | 35th LS(220122) Ch7.4 Solving Polynomials Eqs in Factored Fo.. | Jp Park | 2022-01-23 | 1 |
| 37 | 36th LS(220201) Ch7.5 Factoring (PDF 388) | Jp Park | 2022-02-02 | 5 |
| 38 | 37th LS(220205) Ch7.6 Factoring ax^2+bx+c (PDF 398) | Jp Park | 2022-02-06 | 10 |
| 39 | 38th LS(220208) Ch7.8 Factoring Completely (PDF 405) | Jp Park | 2022-02-09 | 0 |
| 40 | 39th LS(220212) Ch7.8 Factoring Completely (PDF 415) | Jp Park | 2022-02-13 | 0 |
