Showing videos from Eddie Woo with a total of 3,991 videos

07:59Quadratic Identities (1 of 2: By comparison of coefficients)
Quadratic Identities (1 of 2: By comparison of coefficients)
1y7m ago
08:19Sum & Product of Roots (5 of 5: Forming a quadratic with given roots)
Sum & Product of Roots (5 of 5: Forming a quadratic with given roots)
1y7m ago
07:32Sum & Product of Roots (4 of 5: Working with related roots)
Sum & Product of Roots (4 of 5: Working with related roots)
1y7m ago
10:30Sum & Product of Roots (3 of 5: Basic example questions)
Sum & Product of Roots (3 of 5: Basic example questions)
1y7m ago
09:55Sum & Product of Roots (2 of 5: Comparing coefficients)
Sum & Product of Roots (2 of 5: Comparing coefficients)
1y7m ago
11:39Sum & Product of Roots (1 of 5: Introduction to Viete's Results)
Sum & Product of Roots (1 of 5: Introduction to Viete's Results)
1y7m ago
06:24Definite & Indefinite Quadratics (2 of 2: Example questions)
Definite & Indefinite Quadratics (2 of 2: Example questions)
1y7m ago
06:07Definite & Indefinite Quadratics (1 of 2: Using the discriminant)
Definite & Indefinite Quadratics (1 of 2: Using the discriminant)
1y7m ago
06:57Solving a Quartic Equation with Quadratic Techniques
Solving a Quartic Equation with Quadratic Techniques
1y7m ago
09:26Mathematical Induction Divisibility Proof (3 of 3: Proving the k+1 case)
Mathematical Induction Divisibility Proof (3 of 3: Proving the k+1 case)
1y7m ago
04:42Mathematical Induction Divisibility Proof (2 of 3: Test and assumption)
Mathematical Induction Divisibility Proof (2 of 3: Test and assumption)
1y7m ago
11:00Mathematical Induction Divisibility Proof (1 of 3: What is inductive logic?)
Mathematical Induction Divisibility Proof (1 of 3: What is inductive logic?)
1y7m ago
04:31Max/Min Question: Cutting a Wire in Two (2 of 2: Finding the minimum)
Max/Min Question: Cutting a Wire in Two (2 of 2: Finding the minimum)
1y7m ago
10:08Max/Min Question: Cutting a Wire in Two (1 of 2: Setting up the equations)
Max/Min Question: Cutting a Wire in Two (1 of 2: Setting up the equations)
1y7m ago
06:01The Power Curves (2 of 2: Considering higher powers)
The Power Curves (2 of 2: Considering higher powers)
1y7m ago
07:20The Power Curves (1 of 2: Investigating through tables of values)
The Power Curves (1 of 2: Investigating through tables of values)
1y7m ago
09:54Normal Distribution - HSC Question
Normal Distribution - HSC Question
1y7m ago
05:47Maximum/Minimum with Quadratics (2 of 2: Completing the square)
Maximum/Minimum with Quadratics (2 of 2: Completing the square)
1y7m ago
08:30Maximum/Minimum with Quadratics (1 of 2: Axis of symmetry)
Maximum/Minimum with Quadratics (1 of 2: Axis of symmetry)
1y7m ago
10:08Graphs of Logarithms (3 of 3: Visualising the shape)
Graphs of Logarithms (3 of 3: Visualising the shape)
1y7m ago
09:16Graphs of Logarithms (2 of 3: Investigating near x=0)
Graphs of Logarithms (2 of 3: Investigating near x=0)
1y7m ago
07:59Graphs of Logarithms (1 of 3: Considering integer values)
Graphs of Logarithms (1 of 3: Considering integer values)
1y7m ago
08:37Equations Reducible to Quadratics (Changing Logarithm Bases)
Equations Reducible to Quadratics (Changing Logarithm Bases)
1y7m ago
05:26Solving Equations with Radical Functions (2 of 2: Final solution)
Solving Equations with Radical Functions (2 of 2: Final solution)
1y7m ago
10:58Solving Equations with Radical Functions (1 of 2: Initial steps & discussion)
Solving Equations with Radical Functions (1 of 2: Initial steps & discussion)
1y7m ago
10:00Equation of a Parabola - Vertex Form (Completing the square)
Equation of a Parabola - Vertex Form (Completing the square)
1y7m ago
06:30Equation of a Translated Circle
Equation of a Translated Circle
1y7m ago
06:10Y10 Review Questions (Solving quadratic equations)
Y10 Review Questions (Solving quadratic equations)
1y7m ago
11:40Proof by Contradiction (2 of 2: Infinite primes)
Proof by Contradiction (2 of 2: Infinite primes)
1y7m ago
08:34Proof by Contradiction (1 of 2: How does it work?)
Proof by Contradiction (1 of 2: How does it work?)
1y7m ago
06:58Introduction to Quadratic Theory (2 of 2: Completing the square)
Introduction to Quadratic Theory (2 of 2: Completing the square)
1y7m ago
06:45Introduction to Quadratic Theory (1 of 2: Why we care about quadratics)
Introduction to Quadratic Theory (1 of 2: Why we care about quadratics)
1y7m ago
06:42The Circle (2 of 2: Constructing the Cartesian equation)
The Circle (2 of 2: Constructing the Cartesian equation)
1y7m ago
07:34The Circle (1 of 2: Starting with a verbal definition)
The Circle (1 of 2: Starting with a verbal definition)
1y7m ago
08:16Y10 Review Questions (Simple graphs)
Y10 Review Questions (Simple graphs)
1y7m ago
13:20The Hyperbola (2 of 2: Understanding the graph & its behaviour)
The Hyperbola (2 of 2: Understanding the graph & its behaviour)
1y7m ago
10:19The Hyperbola (1 of 2: Review of earlier graphs)
The Hyperbola (1 of 2: Review of earlier graphs)
1y7m ago
12:28Intercept Properties - Circle Geometry (3 of 3: Tangent & secant)
Intercept Properties - Circle Geometry (3 of 3: Tangent & secant)
1y7m ago
05:14Intercept Properties - Circle Geometry (2 of 3: Secants from a point)
Intercept Properties - Circle Geometry (2 of 3: Secants from a point)
1y7m ago
05:59Intercept Properties - Circle Geometry (1 of 3: Intersecting chords)
Intercept Properties - Circle Geometry (1 of 3: Intersecting chords)
1y7m ago
09:53Angle in the Alternate Segment - Circle Geometry (3 of 3: Conclusion and overall summary)
Angle in the Alternate Segment - Circle Geometry (3 of 3: Conclusion and overall summary)
1y7m ago
09:39Angle in the Alternate Segment - Circle Geometry (2 of 3: Proof)
Angle in the Alternate Segment - Circle Geometry (2 of 3: Proof)
1y7m ago
07:15Angle in the Alternate Segment - Circle Geometry (1 of 3: Setup)
Angle in the Alternate Segment - Circle Geometry (1 of 3: Setup)
1y7m ago
09:21Tangent Properties - Circle Geometry (Tangents from an external point are equal)
Tangent Properties - Circle Geometry (Tangents from an external point are equal)
1y7m ago
09:21Tangent Properties - Circle Geometry (Tangent is perpendicular to radius)
Tangent Properties - Circle Geometry (Tangent is perpendicular to radius)
1y7m ago
06:53Enrichment Problem: $1,000,000 in Specific Denominations (2 of 2: Solution)
Enrichment Problem: $1,000,000 in Specific Denominations (2 of 2: Solution)
1y7m ago
08:19Enrichment Problem: $1,000,000 in Specific Denominations (1 of 2: Setup)
Enrichment Problem: $1,000,000 in Specific Denominations (1 of 2: Setup)
1y7m ago
08:40Enrichment Problem: Arranging Counters on a Plane
Enrichment Problem: Arranging Counters on a Plane
1y7m ago
10:51Cubic Curves
Cubic Curves
1y7m ago
11:04Y10 Review Questions (Graphing parabolas)
Y10 Review Questions (Graphing parabolas)
1y7m ago
10:19Angle Properties - Circle Geometry (Angles in the same segment)
Angle Properties - Circle Geometry (Angles in the same segment)
1y7m ago
07:21Angle Properties - Circle Geometry (Second proof of angle at the centre/circumference)
Angle Properties - Circle Geometry (Second proof of angle at the centre/circumference)
1y7m ago
08:37HSC Geometry Question (2 of 2: Proving the inequality)
HSC Geometry Question (2 of 2: Proving the inequality)
1y7m ago
07:50HSC Geometry Question (1 of 2: Proving & using triangle similarity)
HSC Geometry Question (1 of 2: Proving & using triangle similarity)
1y7m ago
11:12Prelim Mathematics Ext 1 Quiz (Inequality regions, solving trigonometric equations)
Prelim Mathematics Ext 1 Quiz (Inequality regions, solving trigonometric equations)
1y7m ago
07:19Angle Properties - Circle Geometry (Angle at the centre/circumference)
Angle Properties - Circle Geometry (Angle at the centre/circumference)
1y7m ago
09:40Angle Properties - Circle Geometry (Angle in a semicircle)
Angle Properties - Circle Geometry (Angle in a semicircle)
1y7m ago
13:21Chord Properties (Circle Geometry)
Chord Properties (Circle Geometry)
1y7m ago
13:20Components of a Circle
Components of a Circle
1y7m ago
08:34Ratios of Intercepts on Transversals (2 of 2: Constructing the proof)
Ratios of Intercepts on Transversals (2 of 2: Constructing the proof)
1y8m ago
11:37Ratios of Intercepts on Transversals (1 of 2: Setting up the problem)
Ratios of Intercepts on Transversals (1 of 2: Setting up the problem)
1y8m ago
11:20Introduction to Parabolas (2 of 2: Characteristics & translations)
Introduction to Parabolas (2 of 2: Characteristics & translations)
1y8m ago
10:34Introduction to Parabolas (1 of 2: Investigating the shape)
Introduction to Parabolas (1 of 2: Investigating the shape)
1y8m ago
07:29Y10 Review Questions (Solving an inequality, rationalising a denominator)
Y10 Review Questions (Solving an inequality, rationalising a denominator)
1y8m ago
09:38Inequality Proofs (Example 5 of 5: Investigating a large product)
Inequality Proofs (Example 5 of 5: Investigating a large product)
1y8m ago
05:25Inequality Proofs (Example 4 of 5: Arithmetic & Geometric Means)
Inequality Proofs (Example 4 of 5: Arithmetic & Geometric Means)
1y8m ago
06:15Inequality Proofs (Example 3 of 5: Is 2^300 bigger or 3^200?)
Inequality Proofs (Example 3 of 5: Is 2^300 bigger or 3^200?)
1y8m ago
05:42Inequality Proofs (Example 2 of 5: Which number is largest?)
Inequality Proofs (Example 2 of 5: Which number is largest?)
1y8m ago
11:07Inequality Proofs (Example 1 of 5: How many positive integer solutions?)
Inequality Proofs (Example 1 of 5: How many positive integer solutions?)
1y8m ago
09:14Financial Expectation (2 of 2: When the game isn't free)
Financial Expectation (2 of 2: When the game isn't free)
1y8m ago
04:44Financial Expectation (1 of 2: Introduction)
Financial Expectation (1 of 2: Introduction)
1y8m ago
11:17Triangle Similarity (quick review)
Triangle Similarity (quick review)
1y8m ago