a+2+|b-1|=0,那么(a+b)2009的值为 _ .
+|b-1|=0,那么(a+b)
2009的值为 ___ .
数学人气:824 ℃时间:2019-09-29 04:35:52
优质解答
根据题意得:
,
解得:
,
则原式=(-2+1)
2009=-1.
故答案是:-1.
我来回答
类似推荐
猜你喜欢
- 1请问:上面一个处下面一个日.是什么字?怎么念?
- 2如图所示,物体受到的重力为200N,滑轮受到的重力为10N,物体在4s内被拉高2m,(绳重及摩擦均不计)求: (1)拉力F为多少N? (2)绳子自由端移动的距离为多少m? (3)绳子自由端移动
- 3__________Class 2__________more boys than Class A.Has;have B.Have;has C.Does;has D.Does;have
- 4简单的近义词有哪些?
- 5含书的成语有哪些
- 6Wang Peng was having lunch in a restaurant yesterday when he caught the sight of Li Chang passing by it.
- 7用0,7,5,3四张卡片选三张组成是2,5,3的倍数的三位数有哪些
- 8初二的补全单词 Kate had an a___ last week;she was knocked down by a car.
- 9减少的反义词是什么
- 10长度单位的换算.微米,纳米,毫米,厘米,分米,米之间.要具体.