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【七年级】57.期末复习:带有参数的利润方程问题

  • 2026-10-16 03:33:00
【七年级】57.期末复习:带有参数的利润方程问题
七年级上册

57.期末复习:带有参数的利润方程问题(适用新初一学生) 

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#小程序://同步课堂/hv0Nqmh9fA1czac
七上册微课
【七年级】56.拓展课:分段类应用题
【七年级】55.拓展课:利用一元一次方程解决盈余不足问题
【七年级】54.拓展课:初一上数轴上的动点问题
【七年级】52.拓展课:商品销售类应用题
【七年级】51.拓展课:一元一次方程应用题——配套类问题
【七年级】50.拓展课:透过问题看本质  一元一次方程复习(2)
【七年级】49.拓展课:环形跑道相遇与追及问题
【七年级】国庆专集7:数轴上的动点问题
【七年级】国庆专集6:错中求解,将错就错
【七年级】国庆专集5:新定义问题
【七年级】国庆专集4:代数式规律问题
【七年级】国庆专集3:归纳猜想
【七年级】国庆专集2:规律探究之图形篇
【七年级】国庆专集1:绝对值与数轴的综合问题
【七年级】48.拓展课:一元一次方程应用题中的等积变形问题
【七年级】47.拓展课:数形结合解决行程问题
【七年级】46.拓展课:利用一元一次方程解决销售盈亏问题
【七年级】45.拓展课:列一元一次方程中的工程问题
【七年级】44.拓展课:一元一次方程应用等积变形
【七年级】43.拓展课:分离参数法解决方程的整数解问题
【七年级】42.拓展课:含参数的一元一次方程
【七年级】41.拓展课:含绝对值的一元一次方程
【七年级】40.拓展课:含字母参数的一元一次方程
【七年级】39.拓展课:透过问题看本质  一元一次方程复习(1)
【七年级】38.拓展课:错中求解,将错就错
【七年级】37.拓展课:解一元一次方程讨论型问题
【七年级】36.拓展课:方程有特殊解的求值问题
【七年级】35.拓展课:一元一次方程“解”系列问题
【七年级】34.拓展课:方程ax=b的解的存在性问题
【七年级】33.拓展课:ax=b型方程问题
【七年级】32.拓展课:钟表问题(1)
【七年级】31.拓展课:数轴上的动点问题
【七年级】30.拓展课:绝对值的非负性与最值
【七年级】29.拓展课:绝对值的零点分类
【七年级】28.拓展课:新定义问题
【七年级】27.拓展课:结果与多项式某项无关如何求参数的取值
【七年级】26.拓展课:单项式的次数以及系数问题
【七年级】25.拓展课:趣味数学之图形与运算
【七年级】24.拓展课:归纳猜想
【七年级】23.拓展课:初一数学解题技巧专题——整式求值方法(二)
【七年级】22.拓展课: 初一数学解题技巧专题——整式求值方法(一)
【七年级】21.拓展课:整体思想在求代数式值中的应用
【七年级】20.拓展课:代数式规律问题
【暑假七上册专集】19.拓展课:数形结合解决绝对值问题
【暑假七上册专集】18.拓展课:数阵规律的探究
【暑假七上册专集】17.拓展课:规律探究之图形篇
【暑假七上册专集】16.拓展课:利用数轴求绝对值
【暑假七上册专集】15.拓展课:绝对值与数轴的综合问题
【暑假七上册专集】14.拓展课:实数的比较大小
【暑假七上册专集】13.拓展课:绝对值的化简
【暑假七上册专集】12.拓展课:实数中填空题的找规律
【暑假七上册专集】11.拓展课:去绝对值法则
【暑假七上册专集】10.拓展课:实数的大小比较与运算规律
【暑假七上册专集】9.拓展课:平方根与算术平方根
【暑假七上册专集】8.拓展课:近似数的“四舍五入”问题
【暑假七上册专集】7.拓展课:有理数的除法
【暑假七上册专集】6.拓展课:有理数巧算--裂项相消
【暑假七上册专集】5.拓展课:裂项相消法问题探究
【暑假七上册专集】4.拓展课:有理数混合运算中的技巧—裂项(拆项)
【暑假七上册专集】3.拓展课:巧用1与-1的高次方
【暑假七上册专集】2.拓展课:有理数的简便计算与技巧
【暑假七上册专集】1.拓展课:有理数加法的应用
【暑假七上册专集】6.8余角和补角
【暑假七上册专集】6.7角的和差
【暑假七上册专集】6.6角的大小比较
【暑假七上册专集】6.5角与角的度量
【暑假七上册专集】6.4线段的和差
【暑假七上册专集】6.3线段的长度比较
【暑假七上册专集】6.2线段、射线和直线
【暑假七上册专集】6.1几何图形
【暑假七上册专集】5.5一元一次方程的应用(4)
【暑假七上册专集】5.5一元一次方程的应用(3)
【暑假七上册专集】5.5一元一次方程的应用(2)
【暑假七上册专集】5.5一元一次方程的应用(1)
【暑假七上册专集】5.4一元一次方程的解法(2)
【暑假七上册专集】5.4一元一次方程的解法(1)
【暑假七上册专集】5.3一元一次方程和它的解
【暑假七上册专集】5.2等式的基本性质
【暑假七上册专集】5.1认识方程
【暑假七上册专集】4.6整式的加减(2)
【暑假七上册专集】4.6整式的加减(1)
【暑假七上册专集】4.5合并同类项
【暑假七上册专集】4.4整式
【暑假七上册专集】4.3代数式的值
【暑假七上册专集】4.2代数式
【暑假七上册专集】4.1用字母表示数
【暑假七上册专集】3.4实数的运算
【暑假七上册专集】3.3立方根
【暑假七上册专集】3.2实数
【暑假七上册专集】3.1平方根
【暑假七上册专集】2.7近似数
【暑假七上册专集】2.6有理数的混合运算(2)
【暑假七上册专集】2.6有理数的混合运算(1)
【暑假七上册专集】2.5有理数的乘方(2)
【暑假七上册专集】2.5有理数的乘方(1)
【暑假七上册专集】2.4有理数的除法
【暑假七上册专集】2.3有理数的乘法(2)
【暑假七上册专集】2.3有理数的乘法(1)
【暑假七上册专集】2.2有理数的减法(2)
【暑假七上册专集】2.2有理数的减法(1)
【暑假七上册专集】2.1有理数的加法(2)
【暑假七上册专集】2.1有理数的加法(1)
【暑假七上册专集】1.4有理数的大小比较
【暑假七上册专集】1.3绝对值
【暑假七上册专集】1.2数轴
【暑假七上册专集】1.1自然数到有理数
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  1. CONNECT:[ UseTime:0.000459s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000635s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000328s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000359s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000686s ]
  6. SELECT * FROM `set` [ RunTime:0.000285s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000686s ]
  8. SELECT * FROM `article` WHERE `id` = 523697 LIMIT 1 [ RunTime:0.000443s ]
  9. UPDATE `article` SET `lasttime` = 1792104620 WHERE `id` = 523697 [ RunTime:0.001545s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000304s ]
  11. SELECT * FROM `article` WHERE `id` < 523697 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000399s ]
  12. SELECT * FROM `article` WHERE `id` > 523697 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000349s ]
  13. SELECT * FROM `article` WHERE `id` < 523697 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000533s ]
  14. SELECT * FROM `article` WHERE `id` < 523697 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000766s ]
  15. SELECT * FROM `article` WHERE `id` < 523697 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000702s ]
0.091706s