问题
填空题
函数y=
|
答案
函数y=
的定义域1-x |x|-2
,1-x>0 |x|-2≠0
解得x<1,且x≠-2.
∴函数y=
的定义域为 (-∞,-2)∪(-2,1].1-x |x|-2
故答案为:(-∞,-2)∪(-2,1].
函数y=
|
函数y=
的定义域1-x |x|-2
,1-x>0 |x|-2≠0
解得x<1,且x≠-2.
∴函数y=
的定义域为 (-∞,-2)∪(-2,1].1-x |x|-2
故答案为:(-∞,-2)∪(-2,1].
2013年高考在即,高三学生目前正处在紧张复习迎考的氛围中。假如你叫李华,承德市某高中的高三学生,寒假之际,想和父母说说知心话,请你用英文在你的博客上给你父母写一封信。具体内容如下:
参考词汇: 高考 college entrance examination Dear Mom and Dad, Traditional Chinese Spring Festival is around the corner. On this special occasion, how I wish I could have a hearttoheart talk with you. _______________________________________________________________________________________ ____________________________________________________________________________________________ Yours sincerely, Li Hua |