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IDENTITY | 屬於香港嘅學習平台
0:58
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正態分佈 | Normal Distribution
13:50
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標準分 | Standard Score
6:43
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數據轉變對離差度量的影響 | How Data Change Affects Measures of Dispersion
13:57
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標準差 | Standard Deviation
14:58
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框線圖 | Box-and-Whisker Diagram
5:20
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分佈域與四分位數間距 | Range and Inter-quartile Range
16:45
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排列與組合的概率問題 | Permutation and Combination in Probability Problems
21:33
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條件概率 | Conditional Probability
23:54
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概率的乘法定律 | Multiplication Law of Probability
24:11
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概率的加法定律 | Addition Law of Probability
24:50
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集合的符號 | Set Notation
14:52
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組合 | Combination
25:27
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排列 | Permutation
22:30
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加法與乘法法則 | Addition and Multiplication Rules of Counting
9:55
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三角學的三維應用 | Application of Trigonometry in 3-D Problems
20:50
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常見立體的三維問題 | 3-D Problems in Common Solids
22:21
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立體圖形的術語 | Terminology in 3-D Figures
12:41
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三角學的平面應用 | Application of Trigonometry in 2-D Problems
22:52
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希羅公式 | Heron’s Formula
8:06
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利用正弦計算三角形面積 | Finding Area of a Triangle by Sine Ratio
12:42
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餘弦定理 | Law of Cosines
21:45
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正弦定理 | Law of Sines
19:59
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三角方程 | Trigonometric Equations
19:18
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三角恆等式 | More Trigonometric Identities
22:58
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三角函數 | Trigonometric Functions
19:59
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判斷三角比的正負號 | Determining the Signs of Trigonometric Ratios
8:57
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三角比的延伸定義 | General Definitions of Trigonometric Ratios
19:45
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軌跡方程的例題 | Illustrative Examples of Equation of Locus
16:30
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軌跡方程 | Equation of Locus
10:11
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軌跡 | Locus
19:54
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交錯弓形的圓周角 | Angles in the Alternate Segment
13:04
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切線性質 | Tangent Properties
10:49
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圓的切線 | Tangents to a Circle
17:04
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共圓點 | Concyclic Points
18:53
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圓內接四邊形 | Cyclic Quadrilaterals
10:46
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弧、弦與角的關係 | Relationships among Arcs, Chords and Angles
14:51
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圓的角 | Angles in a Circle
19:22
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圓的弦 | Chords of a Circle
14:13
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圓的基本術語 | Basic Terms of Circles
9:08
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圓的切線方程的例題 | Examples of Equations of Tangents to a Circle
15:10
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圓的切線方程 | Equations of Tangents to a Circle
14:10
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直線和圓的交點 | Intersections of a Straight Line and a Circle
17:28
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求圓的方程 | Finding Equations of Circles
12:13
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圓方程的基本概念 | Basics of Equations of Circles
16:59
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直線方程的例題 | Examples of Equations of Straight Lines
17:29
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直線方程的一般式 | General Form of Equations of Straight Lines
7:32
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求直線方程 | Finding Equations of Straight Lines
17:57
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線性規劃的應用 | Application of Linear Programming
15:34
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線性規劃 | Linear Programming
19:00
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二元一次不等式 | Linear Inequalities in Two Unknowns
14:55
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一元二次不等式 | Quadratic Inequalities in One Unknown
17:13
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複合一元一次不等式 | Compound Linear Inequalities in One Unknown
13:46
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數列求和公式的應用 | Application of Summation Formulas of Sequences
16:09
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等比數列求和 (無限項) | Summation of a Geometric Sequence (Sum to Infinity)
17:20
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等比數列求和 (有限項) | Summation of a Geometric Sequence (Finite Number of Terms)
14:54
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等差數列求和 | Summation of an Arithmetic Sequence
17:09
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等比數列 | Geometric Sequence
15:11
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等差數列 | Arithmetic Sequence
16:05
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斜率 | Gradients
9:18
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三角恆等式 | Trigonometric Identity
16:29
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特殊角的三角比 | Trigonometric Ratios of Special Angles
12:02
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根據三角比畫三角形 | Construct Triangles based on Trigonometric Ratios
5:21
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利用坐標解決幾何問題 | Solving Geometric Problems using Coordinate System
11:04
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中點公式及截點公式 | Mid-point Formula and Section Formula
12:09
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坐標平面上的平行及垂直線 | Parallel and Perpendicular Lines on a Coordinate Plane
13:36
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直線的斜率 | Slope of a Straight Line
13:42
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兩點之間的距離 | Distance between Two Points
7:38
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速算三角形面積 | A Shortcut of Finding the Area of Triangle
5:40
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坐標平面上的長度與面積 | Length and Area on a Coordinate Plane
12:35
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垂直平分線及外心 | Perpendicular Bisectors and Circumcentre
5:20
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高線及垂心 | Altitudes and Orthocentre
7:17
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中線及形心 | Medians and Centroid
4:31
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角平分線及內心 | Angle Bisectors and Incentre
5:08
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中點定理 | Mid-point Theorem
5:46
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截線定理 | Intercept Theorem
8:06
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有關特殊四邊形的例題 | Illustrative Examples of Properties of Special Quadrilaterals
11:36
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菱形/長方形/正方形的特性 | Properties of Rhombuses, Rectangles and Squares
6:30
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辨認平行四邊形 | Identify Parallelograms
8:45
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平行四邊形特性 | Properties of Parallelograms
7:03
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費馬最後定理 | Fermat's Last Theorem
5:34
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畢氏定理 | Pythagoras' Theorem
11:04
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畢氏定理的逆定理 | Converse of Pythagoras' Theorem
6:18
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畢氏定理應用 | Application of Pythagoras' Theorem
8:36
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立體的點、線及平面 | Points, Lines and Planes in 3-D Figures
10:59
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三角形的邊角特性 | Properties of Angles and Sides of Triangles
15:45
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平行線的條件 | Conditions for Parallel Lines
7:55
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平行線的角 | Angles of Parallel Lines
7:01
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全等概念 | Congruence
6:40
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不等式性質 | Properties of Inequalities
7:56
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不等式簡介 | Introduction to Inequalities
5:23
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質數公式 | Prime Formula
2:23
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代數分式加減運算 | Addition and Subtraction of Algebraic Fractions
10:05
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多元聯立方程又點? | What about Simultaneous Equations in Many Unknowns?
6:20
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聯立方程應用 | Application of Simultaneous Equations in Two Unknowns
9:06
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聯立方程 (代數法) | Simultaneous Equations in Two Unknowns (Algebraic Method)
12:50
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聯立方程的兩個特例 | 2 Special Cases of Simultaneous Equations in Two Unknowns
4:28
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因式分解 (恆等式) | Factorization by Identities
9:52
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完美數 | Perfect Numbers
5:38
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利息 | Interest
14:49