| 3 |
| x |
| b |
| 2 |
| b |
| 3a2 |
| x |
| 5 |
| 2 |
| m |
| 1 |
| n |
| x2 |
| x |
| 1 |
| π |
| d |
| 5 |
| d |
| 5 |
| -x右 |
| d-5x |
| 1.2 |
| x |
| 1.2 |
| x |
| 2.3pq |
| 2m |
| 2.3pq |
| 2m |
| a+2b |
| y |
| a+2b |
| y |
| m |
| x2-1 |
| m |
| x2-1 |
| 3-x |
| x2+1 |
| 3-x |
| x2+1 |
| a2+3 |
| 3x+2 |
| a2+3 |
| 3x+2 |
| a |
| π |
| 1 |
| x+1 |
| 1 |
| 5 |
| a2-b2 |
| a-b |
| 1 |
| x+1 |
| a2-b2 |
| a-b |
| 1 |
| x+1 |
| a2-b2 |
| a-b |
| a |
| π |
| 1 |
| 5 |
| a |
| π |
| 1 |
| 5 |
| a |
| π |
| 1 |
| x+1 |
| 1 |
| 5 |
| a2-b2 |
| a-b |
| a |
| π |
| 1 |
| x+1 |
| 1 |
| 5 |
| a2-b2 |
| a-b |
| x-y |
| x+y |
| 4a |
| 2a+b |
| 2 |
| 3 |
| m2n |
| 2 |
| 1 |
| x |
| 2 |
| y |
| 3 |
| ab |
| m-n |
| m+n |
| x-1 |
| 2 |
| 9 |
| 2 |
| 9 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| b3 |
| a |
| b5 |
| 2a2 |
| b7 |
| 3a3 |
| b9 |
| 4a4 |
| b17 |
| 8a8 |
| b17 |
| 8a8 |
| b2n+1 |
| nan |
| b2n+1 |
| nan |
| 1 |
| x2+1 |
| 1 |
| x2+1 |
| 了y |
| 3 |
| 了x |
| x |
| a+了 |
| π |
| 八 |
| x+了 |
| 1 |
| a |