| 105319 | Matrices and Matrix Operations · Exercise 13 | Medium | |
| 105325 | Matrices and Matrix Operations · Exercise 19 | Medium | |
| 105327 | Matrices and Matrix Operations · Exercise 21 | Medium | |
| 105329 | Matrices and Matrix Operations · Exercise 23 | Medium | |
| 105333 | Matrices and Matrix Operations · Exercise 27 | Medium | |
| 105335 | Matrices and Matrix Operations · Exercise 29 | Medium | |
| 105339 | Matrices and Matrix Operations · Exercise 33 | Medium | |
| 105341 | Matrices and Matrix Operations · Exercise 35 | Medium | |
| 105347 | Matrices and Matrix Operations · Exercise 41 | Medium | |
| 105349 | Matrices and Matrix Operations · Exercise 43 | Medium | |
| 105351 | Matrices and Matrix Operations · Exercise 45 | Medium | |
| 105353 | Matrices and Matrix Operations · Exercise 49 | Medium | |
| 105355 | Matrices and Matrix Operations · Exercise 51 | Medium | |
| 105356 | Matrices and Matrix Operations · Exercise 53 | Medium | |
| 105360 | Matrices and Matrix Operations · Exercise 57 | Medium | |
| 105362 | Matrices and Matrix Operations · Exercise 59 | Medium | |
| 105398 | Solving Systems with Gaussian Elimination · Exercise 9 | Medium | |
| 105400 | Solving Systems with Gaussian Elimination · Exercise 11 | Medium | |
| 105402 | Solving Systems with Gaussian Elimination · Exercise 13 | Medium | |
| 105404 | Solving Systems with Gaussian Elimination · Exercise 15 | Medium | |
| 105406 | Solving Systems with Gaussian Elimination · Exercise 17 | Medium | |
| 105427 | Solving Systems with Gaussian Elimination · Exercise 39 | Medium | |
| 105477 | Solving Systems with Inverses · Exercise 10 | Medium | |
| 105479 | Solving Systems with Inverses · Exercise 12 | Medium | |
| 105481 | Solving Systems with Inverses · Exercise 14 | Medium | |
| 105483 | Solving Systems with Inverses · Exercise 16 | Medium | |
| 105485 | Solving Systems with Inverses · Exercise 18 | Medium | |
| 105489 | Solving Systems with Inverses · Exercise 22 | Medium | |
| 105491 | Solving Systems with Inverses · Exercise 24 | Medium | |
| 105493 | Solving Systems with Inverses · Exercise 26 | Medium | |
| 105495 | Solving Systems with Inverses · Exercise 28 | Medium | |
| 105321 | Matrices and Matrix Operations · Exercise 15 | Medium | |
| 105323 | Matrices and Matrix Operations · Exercise 17 | Medium | |
| 105331 | Matrices and Matrix Operations · Exercise 25 | Medium | |
| 105337 | Matrices and Matrix Operations · Exercise 31 | Medium | |
| 105343 | Matrices and Matrix Operations · Exercise 37 | Medium | |
| 105345 | Matrices and Matrix Operations · Exercise 39 | Medium | |
| 105358 | Matrices and Matrix Operations · Exercise 55 | Medium | |
| 105408 | Solving Systems with Gaussian Elimination · Exercise 19 | Medium | |
| 105411 | Solving Systems with Gaussian Elimination · Exercise 23 | Medium | |
| 105413 | Solving Systems with Gaussian Elimination · Exercise 25 | Medium | |
| 105415 | Solving Systems with Gaussian Elimination · Exercise 27 | Medium | |
| 105417 | Solving Systems with Gaussian Elimination · Exercise 29 | Medium | |
| 105419 | Solving Systems with Gaussian Elimination · Exercise 31 | Medium | |
| 105421 | Solving Systems with Gaussian Elimination · Exercise 33 | Medium | |
| 105423 | Solving Systems with Gaussian Elimination · Exercise 35 | Medium | |
| 105425 | Solving Systems with Gaussian Elimination · Exercise 37 | Medium | |
| 105429 | Solving Systems with Gaussian Elimination · Exercise 41 | Medium | |
| 105431 | Solving Systems with Gaussian Elimination · Exercise 43 | Medium | |
| 105433 | Solving Systems with Gaussian Elimination · Exercise 45 | Medium | |