Science360
Why Is It So Hard to Predict Hurricanes?
Chris Davis, lead scientist for PREDICT, on why predicting hurricanes is still a challenge for researchers.
Institute for New Economic Thinking
When Schumpeter Meets Keynes
In part 1 of INET's interview with Giovanni Dosi, he discusses how a healthy economy requires a synergy between more out-of-control Schumpeterian Innovation and Keynesian elements such as demand management
Brian McLogan
How to use the half angle formula for tangent to evaluate for an angle
👉 Learn how to evaluate the tangent of a half-angle. When given the value of the tangent of an angle, we can evaluate the tangent of half the angle using the tangent half-angle formula. When the value of any other trigonometric function...
Brian McLogan
How to use u substitution to find the indifinite integral
👉 Learn how to evaluate the integral of a function. The integral, also called antiderivative, of a function, is the reverse process of differentiation. Integral of a function can be evaluated as an indefinite integral or as a definite...
Curated Video
The Journey of a Native American Marine Veteran
Bill's Triumph part 7/7: The video is a compilation of various individuals sharing their thoughts and experiences on life and their personal journeys. The topics covered include Native American traditions such as pipe ceremonies, the...
Brian McLogan
Learn to represent relations by mapping ordered pairs, table and graphing
👉 Learn about every thing you need to know to understand the domain and range of functions. We will look at functions represented as equations, tables, mapping, and ordered pairs. The domain is the set of all possible x or input values...
Brian McLogan
Learning how to solve an compound inequality in two different ways
👉 Learn how to solve and graph compound linear inequalities. A compound inequality is an inequality having more than 1 inequality sign. To solve compound inequalities, we use inverse operations, applying the inverse operation to each...
Brian McLogan
Adding real numbers a positive to a negative, 5 + (-7)
👉 You will learn how to add and subtract integers. We will work through adding and subtracting two integers up to multiple integers. We can look at adding and subtracting integers by looking at there values on a number line where there...
Brian McLogan
Adding Fractions - Help me with math
👉 Learn how to add and subtract fractions whose denominators are not the same. Recall that when we want to add or subtract fractions having the same denominator, we add the numerators and retain the (common) denominator. This is...
Curated Video
Understanding and Identifying Parts of Three-Dimensional Figures
In this video, the teacher explains the terms used to describe three-dimensional figures. They discuss the difference between one-dimensional, two-dimensional, and three-dimensional figures, and how to identify the faces, edges,...
Brian McLogan
Apply u substitution to a polynomial
👉 Learn how to evaluate the integral of a function. The integral, also called antiderivative, of a function, is the reverse process of differentiation. Integral of a function can be evaluated as an indefinite integral or as a definite...
Brian McLogan
How to graph a system of linear inequalities
👉 Learn how to graph a system of inequalities. A system of inequalities is a set of inequalities which are collectively satisfied by a certain range of values for the variables. To graph a system of inequalities, each inequality making...
Brian McLogan
Finding the slope between two points
👉 Learn how to find the slope between two points. The slope of a line is the steepness of the line. The horizontal line has a zero slope while the vertical line has an undefined slope. To determine the slope of a line passing through two...
Curated Video
Understanding Trade Protectionism: Types and Consequences
The video discusses trade protection policies that countries introduce to protect their industries from foreign competition. The narrator explains that trade protection policies are important to protect domestic industries that create...
Brian McLogan
Writing the equation of a parabola in standard form from conic sections
Learn how to write the equation of a parabola given the vertex and the directrix. A parabola is the shape of the graph of a quadratic equation. A parabola can open up or down (if x is squared) or open left or right (if y is squared)....
The Economist
How powerful is the Catholic church?
The pope represents over one billion people, his government has a permanent presence at the United Nations and runs the oldest diplomatic service on earth. Could the Vatican City be home to the world's most influential government?
Curated Video
Learning R for Data Visualization (Video 9)
R is on the rise and showing itself as a powerful option in many software development domains. At its core, R is a statistical programming language that provides impressive tools for data mining and analysis, creating high-level...
The Wall Street Journal
Force Multipliers
How can technologies like edge and quantum computing and advanced automation be best deployed?
Brian McLogan
How to determine if a table represents direct variation
In this video I will show you how to use direct variation to help determine the missing variable, as well as how to determine if an equation is an example of direct variation or not. For an equation to be an example of direct variation...
Brian McLogan
Given the vertex and a point, write the equation of a parabola in vertex and standard form
👉 Learn how to write the equation of a parabola given three points. The equation of a parabola is of the form f(x) = ax^2 + bx + c, where a, b and c are constants. Since, the equation of a parabola has 3 constants, three equations and...
Brian McLogan
Given a geometric sequence determine the nth rule
👉 Learn how to find the nth term of a geometric sequence. A sequence is a list of numbers/values exhibiting a defined pattern. A number/value in a sequence is called a term of the sequence. A geometric sequence is a sequence in which...
Brian McLogan
Finding the equation of an ellipse given a point and vertices
Learn how to write the equation of an ellipse from its properties. The equation of an ellipse comprises of three major properties of the ellipse: the major radius (a), the minor radius (b) and the center (h, k). The ellipse is vertical...
Brian McLogan
What are natural logarithms and their properties
👉 Learn all about the properties of logarithms. The logarithm of a number say a to the base of another number say b is a number say n which when raised as a power of b gives a. (i.e. log [base b] (a) = n means that b^n = a). The...
Brian McLogan
How to determine the solution of a system of linear inequalities by graphing
👉 Learn how to graph a system of inequalities. A system of inequalities is a set of inequalities which are collectively satisfied by a certain range of values for the variables. To graph a system of inequalities, each inequality making...