Analysis on Some Common Errors in Solving Quadratic Equations

  • 有关一元二次方程问题的误解剖析
  • 来源:互联网摘选更新时间:2025-01-20 18:06:23

  • 重点词汇
  • Errors[医]错误;
  • inprep. 在里面;在(某范围或空间内的)某一点;在(某物的形体或范围)中;在…内;在…中;进入
  • onprep. (覆盖、附着)在…上;由…支撑着;在(运输工具)上;在(某一天);就在…之后;关于(事或人);(身上)带着;为(某团体或组织)的一员;吃;(表示方向)在,向,对;在,接近(某地);根据;以…支付;通过;与…相比
  • analysisn.分析,分解;梗概,要略;[数]解析;验定;
  • somedet. 一些,若干;某些,部分;某个;好些,不少的,相当多的;少量的;真可谓,算不上;
  • solvingv.解决( solve的现在分词 );解答;解释;揭示;
  • equationsn.方程式( equation的名词复数 );相等;等同看待;
  • commonadj.常见的;共有的;共同的;普通的;平凡的;众所周知的;粗俗的;
  • quadraticadj.二次的;
  • 相关例句
1、

One Variable Quadratic Equation of Expulsion Coefficient from Source Rocks and Its Application

烃源岩排烃系数的一元二次方程及其应用

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2、

In this paper, the author gives the formula of roots of a quadric equation over a field of2 k elements and presents the problem.

利用一元二次方程的求根公式构造二元二次方程组的迭代算法,通过图解二元二次方程组的解来说明迭代算法在实践中的应用。

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3、

It overcomes the disadvantages of existing distortion calibration approaches. Assumed only with one order radial distortion, image coordinates of only 4 special collinear points are needed as well as the cross ratio of them.

该方法利用了透视投影中的交比不变性质,在畸变模型为一阶径向畸变的情况下,只需要空间共线的4个点的图像坐标和其交比,建立一元二次方程即可标定畸变参数。

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4、

New irrigation and undersoil heating systems were also installed at the same time as the 2003 work.

在2003年的那次大修中,新的灌溉系统和地热系统也被安装上了.

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5、

Many analysts consider below-average volume as a negative, because It'suggests a lack of eagerness.

许多分析师认为,交易量低于平均水平不是件好事, 因为这显示投资者缺乏买进的迫切愿望.

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6、

She is often angry at her son because his performance in school is always below average.

她儿子在学校的成绩一直很差,这总是让她非常生气.

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7、

Harry is below average in his lessons and Jim about up to average.

哈利的功课在中等以下,吉姆的功课刚达一般水平.

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8、

Children are banded as averageaverage and below average.

入学儿童按好、中、差三等编班.

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9、

It's obvious the products are below average quality.

很明显,这批产品地品质是中下水平.

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10、

The snowfall this month is below average.

该月的降雪量低于平均水平.

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11、

Their language development is below average.

他们的语言能力的发展低于一般水平.

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12、

The riders , aged 27 to 44, began with slightly below-average bone density.

这些年龄在27-44岁间的赛手, 比赛开始时的骨密度都稍微低于平均值.

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13、

Remember, half the people you know are below average.

永远记住: 你认识的人中定会有一半居于平均线以下.

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14、

These marks are well above / below average.

这些分数远在一般水平以上[以下].

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15、

The amount of snow this year has been below average.

今年的降雪量低于平均水平.

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16、

The brushes have bristles of animal hair, with a very fine point.

毛笔用动物的毛发制成, 笔尖很细.

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17、

This pen has a fine point.

这支笔的笔尖细.

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18、

She moved to the gardens from the hostel, moved from the dormitory area.

她从花园洋房搬到了宿舍, 又从宿舍搬到了小区.

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19、

They also cut his beard and hair before leaving the injured journalist in a suburban area.

在把这个受重伤的记者扔到郊区之前,他们还割掉了他的胡子和头发.

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20、

The suburban area of the capital near the Miyun Reservoir is a tourist resort.

密云水库地处京郊,是个旅游胜地.

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