可汗学院：代数习题课

课程简介

课程标签

• 代数
• 数学

课程列表

• L1：变量表达式
• L2：运算顺序
• L3：列与解方程
• L4：方程与不等式
• L5：函数定义域与值域
• L6：函数图象
• L7：解应用题1
• L8：应用题解题策略
• L9：整数与有理数
• L10：有理数相加
• L11：有理数减法
• L12：有理数乘法
• L13：分配率例题
• L14：有理数除法
• L15：平方根与实数
• L16：应用题
• L17：一步方程
• L18：两步方程
• L19：多步方程
• L20：两边都有变量的方程
• L21：比例
• L22：比例和间接测量
• L23：百分数问题
• L24：解应用题3
• L25：坐标系
• L26：用截距画直线
• L27：画线性方程
• L28：斜率与变化率
• L29：用斜截式画图
• L30：正变模型
• L31：线性函数及函数图像
• L32：解应用题4
• L33：线性方程的斜截式
• L34：线性方程的点斜式
• L35：线性方程的标准形式
• L36：平行线和垂线方程
• L37：对数据做线性处理
• L38：用线性模型做预测
• L39：线性模型的使用
• L40：加减不等式
• L41：41 Inequalities Using Multiplication and Division
• L42：42 Multi-Step_Inequalities
• L43：43 Compound Inequalities
• L44：44 Absolute Value Equations
• L45：45 Absolute Value Inequalities
• L46：46 Graphing Inequalities
• L47：47 Solving Linear Systems by Graphing
• L48：48 Solving Linear Systems by Substitution
• L49：49 Solving Systems of Equations by Elimination
• L50：50 Solving Systems of Equations by Multiplication
• L51：51 Special Types of Linear Systems
• L52：52 Systems of Linear Inequalities
• L53：53 Exponent Properties Involving Products
• L54：54 Exponent Properties Involving Quotients
• L55：55 Zero, Negative, and Fractional Exponents
• L56：56 Scientific Notation
• L57：57 Exponential Growth Functions
• L58：58 Exponential Decay Functions
• L59：59 Geometric Sequences (Introduction)
• L60：60 Word Problem Solving- Exponential Growth and Decay
• L61：61 Addition and Subtraction of Polynomials
• L62：62 Multiplication of Polynomials
• L63：63 Special Products of Binomials
• L64：64 Polynomial Equations in Factored Form
• L65：65 Factoring Quadratic Expressions
• L66：66 Factoring Special Products
• L67：67 Factor by Grouping and Factoring Completely
• L68：68 Graphs of Quadratic Functions
• L69：69 Solving Quadratic Equations by Graphing
• L70：70 Solving Quadratic Equations by Square Roots
• L71：71 Solving Quadratic Equations by Completing the Square
• L72：72 Using the Quadratic Formula
• L73：73 Proof of Quadratic Formula
• L74：74 Discriminant of Quadratic Equations
• L75：75 Linear, Quadratic, and Exponential Models
• L76：76 Identifying Quadratic Models
• L77：77 Identifying Exponential Models
• L78：78 Quadratic Regression
• L79：79 Graphs of Square Root Functions
• L80：80 Radical Expressions with Higher Roots
• L81：81 More Simplifying Radical Expressions
• L82：82 How to Rationalize a Denominator
• L83：83 Extraneous Solutions to Radical Equations
• L84：84 Radical Equation Examples
• L85：85 More Involved Radical Equation Example
• L86：86 Pythagorean Theorem
• L87：87 Distance Formula
• L88：88 Midpoint Formula
• L89：89 Visual Pythagorean Theorem Proof
• L90：90 Average or Central Tendency Arithmetic Mean, Median, and Mode
• L91：91 Range, Variance and Standard Deviation as Measures of Dispersion
• L92：92 Stem and Leaf Plots
• L93：93 Histograms
• L94：94 Box-and-whisker Plot
• L95：97 Another Rational Function Graph Example
• L96：98 A Third Example of Graphing a Rational Function
• L97：99 Polynomial Division
• L98：100 Simplifying Rational Expressions Introduction
• L99：101 Multiplying and Dividing Rational Expressions
• L100：102 Adding Rational Expressions Example 1
• L101：103 Adding Rational Expressions Example 2
• L102：104 Adding Rational Expressions Example 3
• L103：105 Solving Rational Equations
• L104：106 Two more examples of solving rational equations
• L105：107 Surveys and Samples