Archive | Algebra

Point Slope Form: How to Use Rise Over Run

Today, we’re going to look at slope — the grade of a straight line on the coordinate plane. Specifically, we’re looking at how to use the rise over run formula to measure a line’s slope. This is sometimes also called the “slope formula,” which states that slope = (change in y)/(change in x), or (y1 […]

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Powers and Roots: Fractional Exponents

Let’s talk about fractional exponents! This is the next video in our free math video series, and I hope that it clears up any questions you have about fractional exponents. Transcript of Video: Fractional Exponents Fractional Exponents. In this lesson, we can make explicit the link between roots and exponents. So far, the only exponents […]

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