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计算： -32+[9-（-6）×3]÷（-3）．
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教案备课库《2017级初一寒假学习质量验收暨期初教学起点检测》真题及答案
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补写出下列名篇名句中的空缺部分任选3题多选则按前3题计分6分1万里悲秋常作客百年多病独登台_____
﹣3的倒数是
3
﹣
﹣3
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如下图在边长为的正方形中剪去一个边长为的小正方形把剩下的部分拼成一个梯形分别计算这两个图形阴影部分的
计算﹣30﹣2sin30°﹣.
计算题某市1999年零售香烟摊点调查资料如下表所示试计算该零售香烟摊点的月平均数
已知l＝H2Og△H1＝akJ·2＝2H2Og△H2＝bkJ·3＝H2Ol△H3＝ckJ·4＝2H2
a＜c ＜0
b＞d＞0
2a＝b＜0
2c＝d＞0
如图为6个边长相等的正方形的组合图形则∠1+∠2+∠3=
90°
135°
150°
180°
若则目标函数的取值范围是
[2，6]
[2，5]
[3，6]
[3，5]
先化简再计算其中x是一元二次方程x2﹣2x﹣2=0的正数根.
.函数fx=+的定义域是
{x|x＞6}
{x|﹣3≤x＜6}
{x|x＞﹣3}
{x|﹣3≤x＜6且x≠5}
计算3-+-4．
化简的结果为※.
0
3－
－3
3+
点M.－sin60°cos60°关于x轴对称的点的坐标是
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3+|2﹣3|
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