Bloomberg
Vontobel CEO Staub Warns of Geopolitical, Interest-Rate Risks
Jul.25 -- Zeno Staub, chief executive officer of Vontobel Holding AG, discusses asset management and wealth management inflows at the Swiss bank. He also discusses geopolitical risks and the low interest-rate environment during an...
Curated Video
Cryptocurrency, Demystified
Cryptocurrency and the blockchain are obscure, but they're getting widely popular for payment or investment.
Bloomberg
Bitcoin Miners Want to Be Environmentally Friendly: Nic Carter
May.13 -- Stocks exposed to cryptocurrencies slumped around the world after Elon Musk voiced concerns over Bitcoin’s energy usage. Nic Carter, founding partner at Castle Island Ventures, talks with Bloomberg's Caroline Hyde, Romaine...
Curated OER
How was the Quadratic Formula Derived?
If you or your class members are interested in how the quadratic formula is derived, then take a look at this video! The tutorial takes you through each step necessary to derive the quadratic formula from the general form for a quadratic...
Other
Is All About Math: Mathematical Induction I
This podcast will give students an introduction and an example of the working of mathematical proof by induction. The presentation includes only two steps, which are explained thoroughly, and one example which students will understand....
Other
Is All About Math: Mathematical Induction Ii
This podcast expands upon the previous podcast, Mathematical Induction I, by introducing the case in which a proof is only meant to be valid for a certain set of numbers (ie, the proof may fail until the variable is higher than a certain...
Other
Is All About Math: Mathematical Induction Iii
In this podcast, which follows from Mathematical Induction Parts I and II, the narrator shows how to expand induction into the Principle of Strong Induction (used for more hard-to-prove theorems). The narrator runs through a few...
Other
Dimensions
The resource includes two hours of video broken into nine chapters that explores dimensions, complex numbers, and proof. Commentary is available in a variety of languages and background information on the nine chapters is provided.
Sophia Learning
Sophia: Cpctc: Lesson 1
This lesson [8:19] will demonstrate the use of CPCTC in triangle congruency proofs. It is 1 of 4 in the series titled "CPCTC."
Sophia Learning
Sophia: Solving an Equation by Factoring a Trigonometric Quadratic by Grouping
Grouping terms in order to factor a quadratic that includes trigonometric expressions is demonstrated here. This lesson is 6 of 7 in the series titled "Solving an Equation by Factoring a Trigonometric Quadratic by Grouping."
Sophia Learning
Sophia: Solving an Equation by Applying a Half Angle Identity: Lesson 6
Using a half angle trigonometric identity to help solve an equation is show here. This lesson is 6 of 7 in the series titled "Solving an Equation by Applying a Half Angle Identity."
Virtual Nerd
Virtual Nerd: What Is a Theorem?
A theorem is a general mathematical statement that can be used to help solve all sorts of problems. Watch this tutorial for an introduction to theorems. [4:11]
Khan Academy
Khan Academy: Worked Examples: Geometry: Ca Geometry: Similar Triangles 1
In this video tutorial students explore a proof using similar triangles.
Khan Academy
Khan Academy: Triangles: 30 60 90 Triangle Side Ratios Proof
This video explores proving the ratios between the sides of a 30-60-90 triangle.
Khan Academy
Khan Academy: Worked Examples: Geometry: Ca Geometry: Proof by Contradiction
Students explore how to do a geometric proof by contradiction.
Khan Academy
Khan Academy: Triangles: Another Pythagorean Theorem Proof
Students explore the Pythagorean Theorem by exploring a visual proof of the Theorem as they watch a video tutorial.
Sophia Learning
Sophia: Proof (Harder)
This geometry resource discusses two types of proof. Video lessons demonstrating a flow proof and a two-column proof are included.
Virtual Nerd
Virtual Nerd: What Is Inductive Reasoning?
Inductive reasoning is observing data and patterns to make predictions. Watch this tutorial to learn about inductive reasoning. [3:48]
Khan Academy
Khan Academy: Triangles: Congruent Triangle Proof Example
Students learn how to prove that two triangles are congruent using midpoint of line segments.
PatrickJMT
Patrick Jmt: Proving an Identity, Example 1
Video tutorial provides examples and tips for proving an identity. [3:34]
Loyola University Chicago
Math Flix: Similar Figures: Proof Using Proportions
This QuickTime movie provides an opportunity to develop the basic geometric term, similar, by checking to see if figures are proportionaly similar. As you watch and listen to the teacher and student interact it helps clarify the thinking...
Khan Academy
Khan Academy: Algebra Ii: Analyzing Polynomial Identities
Sal considers two cases of polynomial identities and their proofs. [7:38]
Khan Academy
Khan Academy: Epistemology: Argument and Evidence
Dr. Greg Ganssle discusses the role of deductive arguments and evidence in deciding what to believe, both in philosophy and more generally.
Sophia Learning
Sophia: Counterexamples: Lesson 5
This lesson will help a learner understand counterexamples. It is 5 of 7 in the series titled "Counterexamples." [3:49]