本课配套习题挑战模式2/5
单选题
难度系数:
2.
下列说法正确的是( )
A: a+b是单项式 |
B: 单项式的系数是-3 |
C: 是单项式,次数是3 |
D: 单项式的次数为2 |
一次做对,真牛!
+5奖励规则>
- 提示1:PHA+54af57uD56Gu5a6a5Y2V6aG55byP55qE5qyh5pWw5ZKM57O75pWw5piv6Kej6aKY5YWz6ZSuPC9wPg==
- 答案:RA==
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
本课配套习题挑战模式3/5
单选题
难度系数:
3.下列结论中,正确的是( )
A: 单项式的系数是2,次数是2 |
B: 单项式a既没有系数,也没有指数 |
C: 单项式的系数是﹣1,次数是4 |
D: 没有加减运算的代数式是单项式 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOWNlemhueW8j+S4reaVsOWtl+WboOaVsOWPq+WBmuWNlemhueW8j+eahOezu+aVsA==
- 提示2:IOWNlemhueW8j+eahOasoeaVsOWwseaYr+aJgOacieWtl+avjeaMh+aVsOeahOWSjA==
- 答案:Qw==
PGRpdj7op6PvvJpB44CB5Y2V6aG55byPPGltZyB3aWR0aD0zNSBoZWlnaHQ9NDIgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC8yMy81OC9yQkFDRTFNTVdTYVJvZ0pnQUFBQnltLVZrQzg2MzAucG5nIj7nmoTns7vmlbDmmK88aW1nIHdpZHRoPTcgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMDAvNjkvckJBQ0ZGTU1XU2VRRnFSTkFBQUJOR3M4dlkwNjIxLnBuZyI+77yM5qyh5pWw5pivMzwvZGl2PjxkaXY+QuOAgeWNlemhueW8j2HnmoTns7vmlbDkuLox77yM5oyH5pWw5pivMTwvZGl2PjxkaXY+ROOAgeaVsOaIluWtl+avjeeahOenr+e7hOaIkOeahOW8j+WtkOWPq+WBmuWNlemhueW8jzwvZGl2Pg==
本课配套习题挑战模式4/5
单选题
难度系数:
4.下列说法正确的是( )
A: 单项式a的次数是0 |
B: 单项式a的系数为0 |
C: 是7次单项式 |
D: ﹣1是单项式 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOagueaNruWNlemhueW8j+eahOezu+aVsOaYr+aVsOWtl+WboOaVsO+8jOasoeaVsOaYr+aJgOacieWtl+avjeaMh+aVsOeahOWSjO+8jOi/m+ihjOWIpOaWrQ==
- 答案:RA==
PGRpdj7op6PvvJpB44CB5Y2V6aG55byPYeeahOasoeaVsOaYrzHvvJs8L2Rpdj48ZGl2PkLjgIHljZXpobnlvI9h55qE57O75pWw5Li6Me+8mzwvZGl2PjxkaXY+Q+OAgTxpbWcgd2lkdGg9MjcgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMjMvNTgvckJBQ0UxTU1XU3J4bHZKekFBQUJsVVpzSWdBNDM5LnBuZyI+5pivM+asoeWNlemhueW8jzwvZGl2Pg==
本课配套习题挑战模式5/5
单选题
难度系数:
5.
单项式的系数和次数分别是( )
A: |
B: |
C: |
D: |
一次做对,真牛!
+5奖励规则>
- 提示1:PHA+5qC55o2u5Y2V6aG55byP57O75pWw44CB5qyh5pWw55qE5a6a5LmJ5p2l5rGC6KejPC9wPg==
- 答案:Qg==
PGRpdj7op6PvvJrljZXpobnlvI88aW1nIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMDAvNjkvckJBQ0ZGTU1XUzZROTJHZkFBQUNaangtaDVFMDE0LnBuZyIgZGF0YS1ja2Utc2F2ZWQtc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8wMC82OS9yQkFDRkZNTVdTNlE5MkdmQUFBQ1pqeC1oNUUwMTQucG5nIiBoZWlnaHQ9IjQyIiB3aWR0aD0iNzkiPueahOezu+aVsOWSjOasoeaVsOWIhuWIq+aYrzxpbWcgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8yMy81OC9yQkFDRTFNTVdTX2pOWWE5QUFBQ1ZpRkZSUjg1NzgucG5nIiBkYXRhLWNrZS1zYXZlZC1zcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzIzLzU4L3JCQUNFMU1NV1Nfak5ZYTlBQUFDVmlGRlJSODU3OC5wbmciIGhlaWdodD0iNDIiIHdpZHRoPSI3MSI+PC9kaXY+