函数y=log0.5(2x-8)的定义域为______.
因为2x-8>0,得到x>4
故函数y=log0.5(2x-8)的定义域为(4,+∞).
故答案为:{x|x>4}.
根据句意首写字母填单词。
1. It's a ________ (秘密) between you and us. Don't tell anybody about it.
2. As students, it's our d________ to study hard at any subjects.
3. My grandfather died last month. His d________ made me very sad.
4. Bruce is old enough to look after h________ (他自己).
5. I don't know the right p________ of the word Jane
6. You should try your best if you want to ________ (实现) your dream.
7. If I had 5 million dollars, I would give it to medical ________ (研究).
8. Our teacher often tells us the ________ (重要性) of learning English.
一些重要的程序语言(如C语言和Pascal语言)允许过程的递归调用。而实现递归调用中的存储分配通常用______。
A.栈
B.堆
C.数组
D.链表