本课配套习题挑战模式1/5
单选题
难度系数:
1.已知,那么的值为( )
A: |
B: |
C: |
D: |
一次做对,真牛!
+5奖励规则>
- 提示1:IOWFiOWMlueugO+8iDNBLTJC77yJLe+8iDJBK0LvvInvvIznhLblkI7miopB5ZKMQueahOS7o+aVsOW8j+S7o+WFpe+8jOWMlueugOaxguinow==
- 答案:RA==
6Kej77yaPGltZyB3aWR0aD0yMjQgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRUIvODIvckJBQ0ZGTmZDNUxTb2ZDMkFBQUN2MWRKOGpzMDk4LnBuZyI+PGJyPj08aW1nIHdpZHRoPTMzMSBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC8yNy84RC9yQkFDRTFOZkM1S1M1LXJDQUFBRHRqUUo4S2s5MjkucG5nIj4=
本课配套习题挑战模式2/5
单选题
难度系数:
2.已知,则多项式的值为( )
A: |
B: |
C: |
D: |
一次做对,真牛!
+5奖励规则>
- 提示1:IOWOn+W8j+WOu+aLrOWPt+WQiOW5tuWQju+8jOWwhkHvvIxC77yMQ+S7o+WFpeW+l+WIsOe7k+aenA==
- 答案:QQ==
6Kej77yaPGltZyB3aWR0aD00MjcgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRUIvODIvckJBQ0ZGTmZDNFd6akl5bkFBQUVIQm5OYl9BMTE1LnBuZyI+PGJyPj08aW1nIHdpZHRoPTMzMyBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC8yNy84RC9yQkFDRTFOZkM0V3huby0wQUFBRURwLVRkYWMyMTEucG5nIj4=
本课配套习题挑战模式3/5
单选题
难度系数:
3.某同学做一道数学题,误将求“A-B”看成求“A+B”,结果求出的答案是,已知,则该题正确的答案为( )
A: |
B: |
C: |
D: |
一次做对,真牛!
+5奖励规则>
- 提示1:IOeUsQ0KPGltZyB3aWR0aD0xMTYgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMjcvOEMvckJBQ0UxTmZDM1BRRlI5SEFBQUNNTUROX2V3Mzk3LnBuZyI+5b6X5Ye6Qg==
- 提示2:IOeEtuWQjuiuoeeulzxpbWcgd2lkdGg9MzQgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRUIvODIvckJBQ0ZGTmZDM1B6RnE3NkFBQUJiZno5cDN3MjQ4LnBuZyI+
- 答案:Qg==
6Kej77yaPGltZyB3aWR0aD0zNDcgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMjcvOEMvckJBQ0UxTmZDM1B3c2tMX0FBQUR3ZnkxUklzODU1LnBuZyI+PGJyPuaJgOS7pTxpbWcgd2lkdGg9Mjk5IGhlaWdodD0yMSBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwL0VCLzgyL3JCQUNGRk5mQzNTeF84T1pBQUFEWGZHM3FOODIyNy5wbmciPg==
本课配套习题挑战模式4/5
单选题
难度系数:
4.若的结果为( )
A: |
B: |
C: |
D: |
一次做对,真牛!
+5奖励规则>
- 提示1:IOagueaNrumimOaEj+WwhkHvvIxC5Luj5YWl6L+b6ICM5ZCI5bm25ZCM57G76aG5
- 答案:Qg==
6Kej77yaPGltZyB3aWR0aD0zMTUgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRUIvODIvckJBQ0ZGTmZDMC1oMFdBWkFBQUVYVGtScnRNNjgwLnBuZyI+PGJyPj08aW1nIHdpZHRoPTI0MiBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8yNy84Qy9yQkFDRTFOZkMxRERQOEVJQUFBRGVBdm11bzgzNzkucG5nIj48YnI+PTxpbWcgd2lkdGg9MTc5IGhlaWdodD0yMSBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzI3LzhDL3JCQUNFMU5mQzByQ1VQV19BQUFDNnhxd0RMVTI1MC5wbmciPg==
本课配套习题挑战模式5/5
单选题
难度系数:
5.已知,计算的值为( )
A: |
B: |
C: |
D: |
一次做对,真牛!
+5奖励规则>
- 提示1:IOWOn+W8j+WOu+aLrOWPt+WQiOW5tuWlveWQju+8jOWwhkHvvIxC5Lul5Y+KQ+S7o+WFpeWNs+WPr+W+l+WIsOe7k+aenA==
- 答案:RA==
6Kej77ya5Y6f5byPPTxpbWcgd2lkdGg9MTcxIGhlaWdodD0yMSBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzI3LzhEL3JCQUNFMU5mQzZ1UXczekxBQUFDMnZhN0hHRTkwNi5wbmciPg==