本课配套习题挑战模式1/5
单选题
难度系数:
1.分式的最简公分母是()
A: 5abx |
B: 15ab |
C: 15abx |
D: 15ab |
一次做对,真牛!
+5奖励规则>
- 提示1:5YiG5byP55qE6YCa5YiGLjEu5Y+W5ZCE5YiG5q+N57O75pWw55qE5pyA5bCP5YWs5YCN5pWw77ybMi7lh6Hlh7rnjrDnmoTlrZfmr43miJblkKvmnInlrZfmr43nmoTlm6DlvI/kuLrlupXnmoTluYLnmoTlm6DlvI/pg73opoHlj5bvvJvjgIDjgIAzLuebuOWQjOWtl+avjeaIluWQq+Wtl+avjeeahOWboOW8j+eahOW5gueahOWboOW8j+WPluaMh+aVsOacgOWkp+eahO+8m+OAgDQu5bCG5LiK6L+w5Y+W5b6X55qE5byP5a2Q6YO95LmY6LW35p2l
- 答案:RA==
6Kej562U77yaPGltZyB3aWR0aD0xMDIgaGVpZ2h0PTQzIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvM0UvRTcvckJBQ0oxVElsN3pUV1F3bEFBQURjNXJvT0k0NDAyLnBuZyI+55qE5pyA566A5YWs5YiG5q+N5Li6MTVhYjxpbWcgd2lkdGg9MTkgaGVpZ2h0PTIzIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvNzMvMUQvckJBQ0UxVElsN3lobGIycEFBQUJYOTJxUVMwODgxLnBuZyI+PGJyPuaVhemAiUQ=
本课配套习题挑战模式2/5
单选题
难度系数:
2.下列算式中正确的是()
A: |
B: |
C: |
D: |
一次做对,真牛!
+5奖励规则>
- 提示1:5ZCM5YiG5q+N55u45Yqg77yM5YiG5q+N5LiN5Y+Y77yM5YiG5a2Q55u45Yqg
- 提示2:5byC5YiG5q+N55u45Yqg77yM5YWI6YCa5YiG77yM5YiG5q+N5LiN5Y+Y77yM5YiG5a2Q55u45Yqg
- 答案:QQ==
6Kej562U77yaQe+8jOWIhuavjeebuOWQjO+8jOWIhuavjeS4jeWPmO+8jOWIhuWtkOebuOWKoO+8jDxpbWcgd2lkdGg9NzYgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvM0UvQTkvckJBQ0psVElsOHFBSjFpNEFBQUI5UGVheFZVMjAxLnBuZyI+PGJyPuaVhemAiUE=
本课配套习题挑战模式3/5
单选题
难度系数:
3.在分式①②;③④中分母相同的分式是()
A: ①③④ |
B: ②③ |
C: ②④ |
D: ①③ |
一次做对,真牛!
+5奖励规则>
- 提示1:5YiG5byP55qE5YiG5q+N5piv5aSa6aG55byP5pe277yM6KaB6L+b6KGM5Zug5byP5YiG6Kej
- 答案:Qw==
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
本课配套习题挑战模式4/5
单选题
难度系数:
4.分式,,, 的最简公分母是 ( )
A: (x2-9)(x2+x-6)(x+2) |
B: (x2-9)(x+2) |
C: (x2+x-6)(x+2) |
D: (x+3)(x-3)(x+2)(x-2) |
一次做对,真牛!
+5奖励规则>
- 提示1:5bCG5ZCE5Liq5YiG5byP55qE5YiG5q+N5YiG6Kej5Zug5byP77yb5om+5q+P5Liq5Zug5byP55qE5pyA6auY5qyh5bmC5L2c5Li65pyA566A5YWs5YiG5q+N55qE5q+P5LiA6aG5
- 答案:RA==
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
本课配套习题挑战模式5/5
单选题
难度系数:
5.已知x,则等于()
A: |
B: |
C: |
D: |
一次做对,真牛!
+5奖励规则>
- 提示1:5YiG5byP55qE5YiG5q+N5Li65byC5YiG5q+N5pe277yM6KaB6YCa5YiG
- 提示2:5Y+Y5oiQ5ZCM5YiG5q+N5LmL5ZCO77yM5YiG5q+N5LiN5Y+Y77yM5YiG5a2Q55u45Yqg
- 答案:RA==
6Kej562U77ya4oi1PGltZyB3aWR0aD04NSBoZWlnaHQ9NDMgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8zRS9BOS9yQkFDSmxUSWw4YmhTVUpTQUFBQ2N1Xy1wRnc3MTUucG5nIj49PGltZyB3aWR0aD0xNDIgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvNzMvMUQvckJBQ0UxVElsOGF5b0NlU0FBQUNyVEkxbGQ4Mzk3LnBuZyI+PGJyPuaVhemAiUQ=