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

07:59 Quadratic Identities (1 of 2: By comparison of coefficients)

1y7m ago

08:19 Sum & Product of Roots (5 of 5: Forming a quadratic with given roots)

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07:32 Sum & Product of Roots (4 of 5: Working with related roots)

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10:30 Sum & Product of Roots (3 of 5: Basic example questions)

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09:55 Sum & Product of Roots (2 of 5: Comparing coefficients)

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11:39 Sum & Product of Roots (1 of 5: Introduction to Viete's Results)

1y7m ago

06:24 Definite & Indefinite Quadratics (2 of 2: Example questions)

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06:07 Definite & Indefinite Quadratics (1 of 2: Using the discriminant)

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06:57 Solving a Quartic Equation with Quadratic Techniques

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09:26 Mathematical Induction Divisibility Proof (3 of 3: Proving the k+1 case)

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04:42 Mathematical Induction Divisibility Proof (2 of 3: Test and assumption)

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11:00 Mathematical Induction Divisibility Proof (1 of 3: What is inductive logic?)

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04:31 Max/Min Question: Cutting a Wire in Two (2 of 2: Finding the minimum)

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10:08 Max/Min Question: Cutting a Wire in Two (1 of 2: Setting up the equations)

1y7m ago

06:01 The Power Curves (2 of 2: Considering higher powers)

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07:20 The Power Curves (1 of 2: Investigating through tables of values)

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09:54 Normal Distribution - HSC Question

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05:47 Maximum/Minimum with Quadratics (2 of 2: Completing the square)

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08:30 Maximum/Minimum with Quadratics (1 of 2: Axis of symmetry)

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10:08 Graphs of Logarithms (3 of 3: Visualising the shape)

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09:16 Graphs of Logarithms (2 of 3: Investigating near x=0)

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07:59 Graphs of Logarithms (1 of 3: Considering integer values)

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08:37 Equations Reducible to Quadratics (Changing Logarithm Bases)

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05:26 Solving Equations with Radical Functions (2 of 2: Final solution)

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10:58 Solving Equations with Radical Functions (1 of 2: Initial steps & discussion)

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10:00 Equation of a Parabola - Vertex Form (Completing the square)

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06:30 Equation of a Translated Circle

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06:10 Y10 Review Questions (Solving quadratic equations)

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11:40 Proof by Contradiction (2 of 2: Infinite primes)

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08:34 Proof by Contradiction (1 of 2: How does it work?)

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06:58 Introduction to Quadratic Theory (2 of 2: Completing the square)

1y7m ago

06:45 Introduction to Quadratic Theory (1 of 2: Why we care about quadratics)

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06:42 The Circle (2 of 2: Constructing the Cartesian equation)

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07:34 The Circle (1 of 2: Starting with a verbal definition)

1y7m ago

08:16 Y10 Review Questions (Simple graphs)

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13:20 The Hyperbola (2 of 2: Understanding the graph & its behaviour)

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10:19 The Hyperbola (1 of 2: Review of earlier graphs)

1y7m ago

12:28 Intercept Properties - Circle Geometry (3 of 3: Tangent & secant)

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05:14 Intercept Properties - Circle Geometry (2 of 3: Secants from a point)

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05:59 Intercept Properties - Circle Geometry (1 of 3: Intersecting chords)

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09:53 Angle in the Alternate Segment - Circle Geometry (3 of 3: Conclusion and overall summary)

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09:39 Angle in the Alternate Segment - Circle Geometry (2 of 3: Proof)

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07:15 Angle in the Alternate Segment - Circle Geometry (1 of 3: Setup)

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09:21 Tangent Properties - Circle Geometry (Tangents from an external point are equal)

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09:21 Tangent Properties - Circle Geometry (Tangent is perpendicular to radius)

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06:53 Enrichment Problem: $1,000,000 in Specific Denominations (2 of 2: Solution)

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08:19 Enrichment Problem: $1,000,000 in Specific Denominations (1 of 2: Setup)

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08:40 Enrichment Problem: Arranging Counters on a Plane

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10:51 Cubic Curves

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11:04 Y10 Review Questions (Graphing parabolas)

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10:19 Angle Properties - Circle Geometry (Angles in the same segment)

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07:21 Angle Properties - Circle Geometry (Second proof of angle at the centre/circumference)

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08:37 HSC Geometry Question (2 of 2: Proving the inequality)

1y7m ago

07:50 HSC Geometry Question (1 of 2: Proving & using triangle similarity)

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11:12 Prelim Mathematics Ext 1 Quiz (Inequality regions, solving trigonometric equations)

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07:19 Angle Properties - Circle Geometry (Angle at the centre/circumference)

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09:40 Angle Properties - Circle Geometry (Angle in a semicircle)

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13:21 Chord Properties (Circle Geometry)

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13:20 Components of a Circle

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08:34 Ratios of Intercepts on Transversals (2 of 2: Constructing the proof)

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11:37 Ratios of Intercepts on Transversals (1 of 2: Setting up the problem)

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11:20 Introduction to Parabolas (2 of 2: Characteristics & translations)

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10:34 Introduction to Parabolas (1 of 2: Investigating the shape)

1y8m ago

07:29 Y10 Review Questions (Solving an inequality, rationalising a denominator)

1y8m ago

09:38 Inequality Proofs (Example 5 of 5: Investigating a large product)

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05:25 Inequality Proofs (Example 4 of 5: Arithmetic & Geometric Means)

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06:15 Inequality Proofs (Example 3 of 5: Is 2^300 bigger or 3^200?)

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05:42 Inequality Proofs (Example 2 of 5: Which number is largest?)

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11:07 Inequality Proofs (Example 1 of 5: How many positive integer solutions?)

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09:14 Financial Expectation (2 of 2: When the game isn't free)

1y8m ago

04:44 Financial Expectation (1 of 2: Introduction)

1y8m ago

11:17 Triangle Similarity (quick review)

1y8m ago