下列各组数中,相等的是( )
A.![]() ![]() | B.![]() ![]() | C.9和![]() | D.![]() ![]() |
更新时间:2023-11-07 13:03:09
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单选题
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较易
(0.85)
【推荐2】下列算式正确的个数是( )
(1)
; (2)
; (3)
; (4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0b118b6b712b254ee263f8c0dd746c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2718cf71b9a125f01e916fe9516a882.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/443b3a1b746ed2091c2b56868206fa2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7284467a688a245bb3f388c39b7356a.png)
A.0 | B.1 | C.2 | D.3 |
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单选题
|
较易
(0.85)
【推荐1】按图中的程序进行计算,如果输入的数是
,那么输出的数的绝对值为( )
![](https://img.xkw.com/dksih/QBM/2022/10/18/3090602632134656/3092333103333376/STEM/7d70918ab2974d9cbd7e378c9dc0b66e.png?resizew=290)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b17ca1e04c68f59bddc675411a0ea2fa.png)
![](https://img.xkw.com/dksih/QBM/2022/10/18/3090602632134656/3092333103333376/STEM/7d70918ab2974d9cbd7e378c9dc0b66e.png?resizew=290)
A.![]() | B.50 | C.![]() | D.250 |
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