本课配套习题挑战模式1/5
单选题
难度系数:
1.分式方程的解是( )
A: |
B: |
C: |
D: |
一次做对,真牛!
+5奖励规则>
- 提示1:IOWIhuW8j+aWueeoi+WOu+WIhuavjei9rOWMluS4uuaVtOW8j+aWueeoiw==
- 提示2:IOaxguWHuuaVtOW8j+aWueeoi+eahOino+W+l+WIsHjnmoTlgLw=
- 提示3:IOe7j+ajgOmqjOWNs+WPr+W+l+WIsOWIhuW8j+aWueeoi+eahOinow==
- 答案:QQ==
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
本课配套习题挑战模式3/5
单选题
难度系数:
3.下面是四位同学解方程过程中去分母的一步,其中正确的是()
A: 2+x=x-1 |
B: 2-x=1 |
C: 2+x=1-x |
D: 2-x=x-1 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOetieW8j+S4pOi+ueWPr+WQjOaXtuS5mOS7peacgOeugOWFrOWIhuavjTxpbWcgd2lkdGg9MzEgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMjMvNDkvckJBQ0UxTU1VLXFRckQyVUFBQUJTWDB6MTRvNDk0LnBuZyI+
- 提示2:IOivpeWPmOWPt+eahOaXtuWAmeiusOW+l+imgeWPmOWPtw==
- 提示3:IOS4jeimgea8j+S5mOS4jeWQq+WIhuavjeeahOmhuQ==
- 答案:RA==
PGRpdj7op6PvvJrmlrnnqIvkuKTovrnpg73kuZjku6V4LTHvvIw8YnI+5b6X77yaMi14PXgtMS4gPGJyPuaVhemAiUQuIDwvZGl2Pg==
本课配套习题挑战模式4/5
单选题
难度系数:
4.将方程去分母化简后,得到的方程是( )
A: x2-2x-3=0 |
B: x2-2x-5=0 |
C: x2-3=0 |
D: x2-5=0 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOaJvuWIsOatpOWIhuW8j+aWueeoi+eahOacgOeugOWFrOWIhuavjQ==
- 提示2:IOetieW8j+S4pOi+ueWQjOaXtuS5mOS7peacgOeugOWFrOWIhuavje+8iHgrMe+8ie+8jOWOu+WIhuavje+8jOWMluS4uuaVtOW8j+aWueeoiw==
- 提示3:IOazqOaEj+S4jeimgea8j+S5mO+8jOazqOaEj+WKoOaLrOWPtw==
- 答案:QQ==
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
本课配套习题挑战模式5/5
单选题
难度系数:
5.把方程去分母,正确的是( )
A: 10x-5(x-1)=1-2(x+2) |
B: 10x-5x(x-1)=10-2(x+2) |
C: 10x-5(x-1)=10-(x+2) |
D: 10x-(x-1)=10-(x+2) |
一次做对,真牛!
+5奖励规则>
- 提示1:IOaJvuWIsOatpOWIhuW8j+aWueeoi+eahOacgOeugOWFrOWIhuavjQ==
- 提示2:IOetieW8j+S4pOi+ueWQjOaXtuS5mOS7peacgOeugOWFrOWIhuavjXjvvIzljrvliIbmr43vvIzljJbkuLrmlbTlvI/mlrnnqIs=
- 提示3:IOazqOaEj+S4jeimgea8j+S5mO+8jOazqOaEj+WKoOaLrOWPtw==
- 答案:Qg==
PGRpdj7op6PvvJrmlrnnqIvkuKTovrnpg73kuZgxMHjvvIw8YnI+5b6XMTB4LTV477yIeC0x77yJPTEwLTLvvIh4KzLvvIkuIDxicj7mlYXpgIlCLiA8L2Rpdj4=