在线解一元方程：
直接输入任意的一元方程，然后点击“下一步”按钮，即可获得方程的解。
它支持包含数学函数的方程。
直接输入任意的一元方程，然后点击“下一步”按钮，即可获得方程的解。
它支持包含数学函数的方程。
总述：本次共解1题。其中
☆方程1题
〖 1/1方程〗
作业：求方程 1/(s＋1) = 1/s＋1/(s＋2)＋1/(s＋5)＋1/(s＋10) 的解.
题型：方程
解:原方程：
| 1 | ÷ | ( | s | + | 1 | ) | = | 1 | ÷ | s | + | 1 | ÷ | ( | s | + | 2 | ) | + | 1 | ÷ | ( | s | + | 5 | ) | + | 1 | ÷ | ( | s | + | 10 | ) |
| 方程两边同时乘以： | ( | s | + | 1 | ) | , | s |
| 1 | s | = | 1 | ( | s | + | 1 | ) | + | 1 | ÷ | ( | s | + | 2 | ) | × | ( | s | + | 1 | ) | s | + | 1 | ÷ | ( | s | + | 5 | ) | × | ( | s | + | 1 | ) | s | + | 1 | ÷ | ( | s | + | 10 | ) |
| 1 | s | = | 1 | s | + | 1 | × | 1 | + | 1 | ÷ | ( | s | + | 2 | ) | × | ( | s | + | 1 | ) | s | + | 1 | ÷ | ( | s | + | 5 | ) | × | ( | s | + | 1 | ) | s |
| 1 | s | = | 1 | s | + | 1 | + | 1 | ÷ | ( | s | + | 2 | ) | × | ( | s | + | 1 | ) | s | + | 1 | ÷ | ( | s | + | 5 | ) | × | ( | s | + | 1 | ) | s | + | 1 |
| 方程两边同时乘以： | ( | s | + | 2 | ) |
| 1 | s | ( | s | + | 2 | ) | = | 1 | s | ( | s | + | 2 | ) | + | 1 | ( | s | + | 2 | ) | + | 1 | ( | s | + | 1 | ) | s | + | 1 | ÷ | ( | s | + | 5 | ) | × | ( | s | + | 1 | ) | s |
| 1 | s | s | + | 1 | s | × | 2 | = | 1 | s | ( | s | + | 2 | ) | + | 1 | ( | s | + | 2 | ) | + | 1 | ( | s | + | 1 | ) | s | + | 1 | ÷ | ( | s | + | 5 | ) | × | ( | s | + | 1 | ) | s |
| 1 | s | s | + | 1 | s | × | 2 | = | 1 | s | s | + | 1 | s | × | 2 | + | 1 | ( | s | + | 2 | ) | + | 1 | ( | s | + | 1 | ) | s | + | 1 |
| 1 | s | s | + | 2 | s | = | 1 | s | s | + | 2 | s | + | 1 | ( | s | + | 2 | ) | + | 1 | ( | s | + | 1 | ) | s | + | 1 | ÷ | ( | s | + | 5 | ) |
| 方程两边同时乘以： | ( | s | + | 5 | ) |
| 1 | s | s | ( | s | + | 5 | ) | + | 2 | s | ( | s | + | 5 | ) | = | 1 | s | s | ( | s | + | 5 | ) | + | 2 | s | ( | s | + | 5 | ) | + | 1 | ( | s | + | 2 | ) | ( | s | + | 5 | ) | + | 1 | ( | s | + | 1 | ) |
| 1 | s | s | s | + | 1 | s | s | × | 5 | + | 2 | s | ( | s | + | 5 | ) | = | 1 | s | s | ( | s | + | 5 | ) | + | 2 | s | ( | s | + | 5 | ) | + | 1 | ( | s | + | 2 | ) | ( | s | + | 5 | ) | + | 1 | ( | s | + | 1 | ) |
| 1 | s | s | s | + | 1 | s | s | × | 5 | + | 2 | s | ( | s | + | 5 | ) | = | 1 | s | s | s | + | 1 | s | s | × | 5 | + | 2 | s | ( | s | + | 5 | ) | + | 1 |
| 1 | s | s | s | + | 5 | s | s | + | 2 | s | ( | s | + | 5 | ) | = | 1 | s | s | s | + | 5 | s | s | + | 2 | s | ( | s | + | 5 | ) | + | 1 | ( | s | + | 2 | ) |
| 方程两边同时乘以： | ( | s | + | 10 | ) |
| 1 | s | s | s | ( | s | + | 10 | ) | + | 5 | s | s | ( | s | + | 10 | ) | + | 2 | s | ( | s | + | 5 | ) | = | 1 | s | s | s | ( | s | + | 10 | ) | + | 5 | s | s | ( | s | + | 10 | ) | + | 2 | s | ( | s | + | 5 | ) |
| 1 | s | s | s | s | + | 1 | s | s | s | × | 10 | + | 5 | s | = | 1 | s | s | s | ( | s | + | 10 | ) | + | 5 | s | s | ( | s | + | 10 | ) | + | 2 | s | ( | s | + | 5 | ) |
| 1 | s | s | s | s | + | 1 | s | s | s | × | 10 | + | 5 | s | = | 1 | s | s | s | s | + | 1 | s | s | s | × | 10 | + | 5 | s |
| 1 | s | s | s | s | + | 10 | s | s | s | + | 5 | s | s | = | 1 | s | s | s | s | + | 10 | s | s | s | + | 5 | s | s |
| 1 | s | s | s | s | + | 10 | s | s | s | + | 5 | s | s | = | 1 | s | s | s | s | + | 10 | s | s | s | + | 5 | s | s |
| 1 | s | s | s | s | + | 10 | s | s | s | + | 5 | s | s | = | 1 | s | s | s | s | + | 10 | s | s | s | + | 5 | s | s |
| 1 | s | s | s | s | + | 10 | s | s | s | + | 5 | s | s | = | 1 | s | s | s | s | + | 10 | s | s | s | + | 5 | s | s |
| 1 | s | s | s | s | + | 10 | s | s | s | + | 5 | s | s | = | 1 | s | s | s | s | + | 10 | s | s | s | + | 5 | s | s |
| 1 | s | s | s | s | + | 10 | s | s | s | + | 5 | s | s | = | 1 | s | s | s | s | + | 10 | s | s | s | + | 5 | s | s |
| 1 | s | s | s | s | + | 10 | s | s | s | + | 5 | s | s | = | 1 | s | s | s | s | + | 10 | s | s | s | + | 5 | s | s |
方程的解为：
s1≈-7.953046 ，保留6位小数
s2≈-3.187689 ，保留6位小数
有 2个解。
解程的详细方法请参阅：《方程的解法》
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