In this section we will be talking about the basics of acids …
In this section we will be talking about the basics of acids and bases and how acid-base chemistry is related to chemical equilibrium. We will cover acid and base definitions, pH, acid-base equilibria, acid-base properties of salts, and the pH of salt solutions.
In this video we explore how to derive the demand for a …
In this video we explore how to derive the demand for a factor of production based on how productive that factor is and how much additional revenue that factor brings in. Created by Sal Khan.
Learn how to add event listeners in jQuery so that your JavaScript …
Learn how to add event listeners in jQuery so that your JavaScript can respond to events on the page, like when a user clicks a button or drags an image.
To add the vectors (x₁,y₁) and (x₂,y₂), we add the corresponding components …
To add the vectors (x₁,y₁) and (x₂,y₂), we add the corresponding components from each vector: (x₁+x₂,y₁+y₂). Here's a concrete example: the sum of (2,4) and (1,5) is (2+1,4+5), which is (3,9). There's also a nice graphical way to add vectors, and the two ways will always result in the same vector.
Explore the mechanics of adjustable rate mortgages (ARM) in this video, including …
Explore the mechanics of adjustable rate mortgages (ARM) in this video, including how they work and in what situation an ARM might be advantageous and when it might work against you.
What affirmative action is in the United States and major legal cases …
What affirmative action is in the United States and major legal cases and initiatives surrounding it. Coverage of Regents of the University of California v. Bakke, Grutter v. Bollinger, and Proposition 209 in California.
We've learned about demand for a good or service, but aggregate demand …
We've learned about demand for a good or service, but aggregate demand is different: its the demand for everything bought in an economy. In this video, we discuss how aggregate demand (AD) is different from demand and why aggregate demand is downward sloping. Created by Sal Khan.
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