方程:(x-2)(x-3)=6的解为______.
原方程变形为:x2-5x+6-6=0
即x2-5x=0
∴x(x-5)=0
∴原方程的解为:x1=0,x2=5.
根据句意、首字母提示或英文解释完成单词的拼写
1. The a ____ of the story is Lu Xun.
2. We will take some food and drinks for the (an occasion when the food is taken to be eaten
outdoors).
3. ____ (at last), we got to the top of the hill after 2 hours' climbing.
4. My parents are ____ (one and the other; two) teachers.
5. My ____ (like…best) season is spring.
什么同波道干扰?