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Showing videos from
**Eddie Woo**
with a total of **3,909** videos

06:26
Limiting Sum (2 of 2: Application to recurring decimals)

1y1m ago

10:37
Limiting Sum (1 of 2: Introduction)

1y1m ago

09:37
The Quadratic Formula (Derivation)

1y1m ago

07:17
Series & Sequences: Working with a series that has equal sums

1y1m ago

05:27
Series & Sequences: Finding a general term from the sum formula

1y1m ago

08:51
Completing the Square (2 of 2: Example problem)

1y2m ago

11:05
Completing the Square (1 of 2: How does it help?)

1y2m ago

09:51
Partial Sums (2 of 2: Devising a formula)

1y2m ago

10:24
Partial Sums (1 of 2: Adding up terms in an arithmetic progression)

1y2m ago

11:38
The Quadratic Formula (Definition & example question)

1y2m ago

04:11
Y10 Review Questions (Quadratic equations)

1y2m ago

08:07
Series & Sequences Introduction (3 of 3: Geometric Progressions)

1y2m ago

12:01
Series & Sequences Introduction (2 of 3: Ways to define a sequence)

1y2m ago

04:16
Series & Sequences Introduction (1 of 3: Basic definitions)

1y2m ago

03:14
Direct Variation (5 of 5: Solving a problem through the equation)

1y2m ago

10:51
Direct Variation (4 of 5: Graphing a relationship with different horizontal axes)

1y2m ago

03:22
Direct Variation (3 of 5: Interpreting variation equations)

1y2m ago

08:34
Direct Variation (2 of 5: Forming variation equations)

1y2m ago

09:03
Direct Variation (1 of 5: Relating two changing quantities)

1y2m ago

07:19
HSC Parametrics Question (2 of 2: Understanding the locus)

1y2m ago

09:44
HSC Parametrics Question (1 of 2: Introduction)

1y2m ago

10:00
Geometric Proof with a Parabola (Worked Example 2)

1y2m ago

11:02
Geometric Proof with a Parabola (Worked Example 1)

1y2m ago

09:02
Finding Parabola Given Vertex, Direction & Tangent (2 of 2: Using the discriminant)

1y2m ago

07:05
Finding Parabola Given Vertex, Direction & Tangent (1 of 2: Introduction)

1y2m ago

11:49
The Reflective Property of Parabolas (3 of 3: Proof)

1y2m ago

10:11
The Reflective Property of Parabolas (2 of 3: Relating the relevant angles)

1y2m ago

07:56
The Reflective Property of Parabolas (1 of 3: Introduction)

1y2m ago

10:26
Solving Simultaneous Equations Algebraically

1y2m ago

05:53
Chord of Contact (3 of 3: Why is it the same as the tangent?)

1y2m ago

08:44
Chord of Contact (2 of 3: Deriving the formula)

1y2m ago

10:21
Chord of Contact (1 of 3: What is it?)

1y2m ago

08:52
Y10 Review Questions (Trigonometry, Simultaneous Equations)

1y2m ago

08:10
Parametrics of the Parabola - NESA Reference Sheet Walkthrough (2 of 2)

1y2m ago

08:32
Parametrics of the Parabola - NESA Reference Sheet Walkthrough (1 of 2)

1y2m ago

07:25
Tangents & Normals - Cartesian Equations

1y2m ago

04:58
Circle Geometry Proof - Triangles & Tangents

1y2m ago

06:36
Circle Geometry Proof (Touching circles with a second common tangent)

1y2m ago

11:56
Proof: Centres & point of contact are collinear on touching circles

1y2m ago

07:31
Area of a Triangle (Deriving the trigonometric formula)

1y2m ago

05:48
Chords on a Parabola (2 of 2: Exploring the focal chord visually)

1y2m ago

07:37
Chords on a Parabola (1 of 2: Deriving its equation)

1y2m ago

06:24
What does the parameter mean? (2 of 2: Understanding the geometry)

1y2m ago

07:10
What does the parameter mean? (1 of 2: Exploring the derivatives)

1y2m ago

03:28
Parametric equations → Cartesian equation (2 of 2: What's the graph?)

1y2m ago

11:12
Parametric equations → Cartesian equation (1 of 2: Manipulating with trigonometric identities)

1y2m ago

04:23
Introduction to Parametrics (2 of 4: How to eliminate a parameter)

1y2m ago

08:06
Introduction to Parametrics (1 of 4: Clarity & convenience)

1y2m ago

06:46
Cosine Rule (2 of 2: Example questions)

1y2m ago

09:43
Cosine Rule (1 of 2: Stating & re-arranging the formula)

1y2m ago

05:49
Y10 Review Questions (Sine Rule)

1y2m ago

11:24
Tangents of Circles (4 of 4: Angle in the alternate segment)

1y2m ago

05:10
Tangents of Circles (3 of 4: Tangents from an external point)

1y2m ago

07:00
Tangents of Circles (2 of 4: Tangent perpendicular to radius)

1y2m ago

08:40
Tangents of Circles (1 of 4: What are they?)

1y2m ago

04:06
Applying the Sine Rule (2 of 2: Finding an obtuse angle)

1y2m ago

05:55
Applying the Sine Rule (1 of 2: Finding an acute angle)

1y2m ago

05:18
Solving Trigonometric Equations with the Unit Circle

1y2m ago

07:07
Y10 Review Questions (Solving trigonometric equations with quadrants)

1y2m ago

08:40
The Sine Rule (2 of 2: Generalising the formula)

1y2m ago

06:38
The Sine Rule (1 of 2: Introduction through example)

1y2m ago

12:21
Y10 Review Questions (Solving simple trigonometric equations)

1y2m ago

08:08
Y10 Review Questions (Solving sin x = ½)

1y3m ago

09:58
Binomial Theorem question: "Coefficient of x³ is double the coefficient of x²"

1y3m ago

07:21
Working with a Quadratic Equation involving Algebraic Coefficients

1y3m ago

06:59
Finding the Domain of a Given Radical Function

1y3m ago

04:58
Adding Squares of Reciprocals of Roots

1y3m ago

03:26
Old School / New School (produced by NSWBC)

1y3m ago

08:05
Equal Overlapping Circles Question (2 of 2: Finding equal lengths)

1y3m ago

12:27
Equal Overlapping Circles Question (1 of 2: Identifying congruent triangles)

1y3m ago

11:27
Intro to Trigonometric Functions (2 of 2: Plotting the graph)

1y3m ago

09:44
Intro to Trigonometric Functions (1 of 2: Angles of any magnitude)

1y3m ago