| 308 | 307th LS(201128) 4.7 Inverse trigonometric function Graph(P3.. | jp Park  | 2020-11-29 | 0 |
| 307 | 306th LS(201125) 4.6 Other trigonometric function Graph(P336.. | jp Park | 2020-11-26 | 0 |
| 305 | 304th LS(201121) 4.3 Right Triangle Trigonometry(P309) | jp Park | 2020-11-22 | 0 |
| 303 | 302th LS(201116) 4.1 Radian and Degree Measure(P284) | jp Park | 2020-11-17 | 0 |
| 302 | 301th LS(201114) 3.5 EXPONENTIAL and Ldgarithmic Models(P260.. | jp Park | 2020-11-15 | 0 |
| 291 | 290th Lesson(201017) Independent and dependent | jp Park | 2020-10-18 | 0 |
| 283 | 282th LS(200928) CH9.4 Graphing sin and cos Function(P489) | jp Park | 2020-09-29 | 0 |
| 280 | 279th LS(200921) CH9.3 Trigonometry Function(P477) | jp Park | 2020-09-22 | 0 |
| 279 | 278th LS(200919) CH9 Trigonometry Ratio | jp Park | 2020-09-20 | 0 |
| 275 | 274th LS(200912) CH 8.3 Geometry Sequence(P432) | jp Park | 2020-09-13 | 0 |
| 273 | 272th LS(200907) CH 8.2 Arithmetic Sequence(P420 Ex5) | jp Park | 2020-09-08 | 0 |
| 272 | 271th LS(200905) CH 8.1 Defining and Using Sequences and Ser.. | jp Park | 2020-09-06 | 0 |
| 270 | 269th LS(200902) CH 7.5 Solving Rational Functions(P391) | jp Park | 2020-09-03 | 0 |
| 268 | 267th LS(200828) 과제질의+CH 7.2 Graphing Rational Functions(P37.. | jp Park | 2020-08-29 | 0 |
| 267 | 266th LS(200826) 과제질의+CH 7.2 Graphing Rational Functions(P36.. | jp Park | 2020-08-27 | 0 |
| 266 | 265th LS(200824) 과제질의+Exponential Regression(P345) | jp Park | 2020-08-25 | 0 |
| 264 | 263th LS(200821) Section6.6 Solving Exponential and Log Ineq.. | jp Park | 2020-08-22 | 0 |
| 263 | 262th LS(200819) Section6.6 Solving Exponential and Log Eqs.. | jp Park | 2020-08-20 | 0 |
| 261 | 260th LS(200815) Section6.4 Transformation of Log Function(P.. | jp Park | 2020-08-16 | 0 |
| 257 | 256th LS(200808) Section5.6 Inverse funtion(P284) | jp Park | 2020-08-09 | 0 |
