已知整式
,则下列说法正确的个数为( )
①无论
为何值,A都小于B
③若
为常数且
的值与
无关,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0db2c49919467a2e14540f2aabd05cb.png)
④若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad1a81a2f8158b81e92e8cbaf17d7cd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93f3cece91418424302606a602099b75.png)
①无论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
②若为常数且
,则
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05281be571955e3d537486dd13038e1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0db2c49919467a2e14540f2aabd05cb.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b7b3b4c4f152c90beffefe0e466955b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad1a81a2f8158b81e92e8cbaf17d7cd5.png)
A.1 | B.2 | C.3 | D.0 |
更新时间:2022-10-30 14:00:31
|
相似题推荐
单选题
|
适中
(0.65)
【推荐1】列各式中计算结果是x2-6x+5的是( )
A.(x-2)(x-3) | B.(x-6)(x+1) | C.(x-1)(x-5) | D.(x+6)(x-1) |
您最近一年使用:0次
单选题
|
适中
(0.65)
名校
【推荐1】如图,四个全等的直角三角形与小正方形拼成的大正方形图案,如果大正方形的面积为
,小正方形的面积为4,直角三角形的两直角边分别为a和b,那么
的值为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/5/c84f99a9-f882-456b-b907-54f5ce812802.png?resizew=151)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c06fc7811f9525e8b8c833746d6af5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/118933cede78675413dbafac24ee008c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/5/c84f99a9-f882-456b-b907-54f5ce812802.png?resizew=151)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐2】聪明的你请思考下列问题,其中正确的有( )
①若
,
,则
;
②若
,
,则用含x的代数式表示y为
;
③若
,则满足条件x的值有3个;
④若
,
,则
的值为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80e918bac23cd1eadad796e0b5bc27f8.png)
⑤1,2,3,…,58这58个数中不能表示成某两个自然数的平方差的数共有14个.
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61736601495d3d519e9a517c18c32c91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c40122be19bebcec96982df68fb2106.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/642e4a79c48c540d10c8fffb3c31d778.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/728c5c59913f9bb5371c3d3e065cb5dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/572ec0eb9a3850bda8fbc6b5c93add08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41369f905f332ef5fd0b44258ff3dbe6.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/772e342c9a95280864903b766b79a060.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dc1ab373c128eac45ec34fa5afb987a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9f817ad57fb668b829e18dfd21dc2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b49d39926eb56fe04180290a72b3db28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80e918bac23cd1eadad796e0b5bc27f8.png)
⑤1,2,3,…,58这58个数中不能表示成某两个自然数的平方差的数共有14个.
A.1个 | B.2个 | C.3个 | D.4个 |
您最近一年使用:0次