题目内容
当x<1时,
=______;当1<x<3时,|1-x|+
=______.
| (x-1)2 |
| x2-6x+9 |
∵x<1,
∴
=1-x,
∵1<x<3,
∴|1-x|+
=x-1+(3-x)=2.
故答案为:1-x,2.
∴
| (x-1)2 |
∵1<x<3,
∴|1-x|+
| x2-6x+9 |
故答案为:1-x,2.
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题目内容
| (x-1)2 |
| x2-6x+9 |
| (x-1)2 |
| x2-6x+9 |