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3Blue1Brown
A quick trick for computing eigenvalues | Essence of linear algebra, chapter 15
A quick way to compute eigenvalues of a 2x2 matrix
3Blue1Brown
Newton's Fractal (which Newton knew nothing about)
Newton's method, and the fractals the ensue
Brian McLogan
Mistakes Students Make Finding x and y intercepts Whoops didn't mean that
New ReviewIn this video we are going to work on the common mistakes I see students make when trying to identify the x and y intercepts of a rational function
Brian McLogan
Mastering Quadratics in Easy Steps
New ReviewLet's master how to solve quadratic equations in some easy to understand steps. In this video we will cover the square root method, factoring out the GCF, factoring trinomials and using the quadratic formula.
Brian McLogan
Find the Zeros of a 5th degree polynomial
New ReviewIn this video we are going to focus on how to find the zeros of a polynomial by factoring to the 5th power
Brian McLogan
Find The Vertical, Horizonal and Slant Asmptote of Rational Expression
New ReviewIn this video we are going to explore how to find the vertical, horizontal and slant asymptotes of Rational Functions as well as the x and y intercepts
Brian McLogan
3 Rules of the Quadratic Formula You Can't Forget
New ReviewIn this video I am going to go over the three rules of the quadratic formula that you need to know. It's not just about plug and chug. There is so much more to it.
Curated Video
Applying the underlying structure of multiplication and division of surds
Pupil outcome: I can multiply and divide with surds. Key learning points: - The multiplication of surds can be generalised. - √a × √b=√ab and √a × √(1/b) = √(a/b) = √a ÷ √b - You may be able to simplify this product.
Curated Video
Solving equations with algebraic fractions
Pupil outcome: I can manipulate and solve equations involving algebraic fractions. Key learning points: - Before performing any operation, equivalent fractions should be considered. - Algebraic fractions follow the same rules as...
Curated Video
Advanced problem solving with algebraic manipulation
Pupil outcome: I can use my knowledge of algebraic manipulation to solve problems. Key learning points: - Quadratic equations can model real-life situations. - Solutions would need to be interpreted in context. - The difference of two...
Curated Video
Solving quadratic inequalities algebraically
Pupil outcome: I can solve a quadratic inequality algebraically. Key learning points: - The solutions to the quadratic equation can be found using one of your known methods - By sketching the graph, it is easy to define the solution set...
Curated Video
Solving quadratic equations by using the formula
Pupil outcome: I can solve quadratic equations algebraically by using the formula. Key learning points: - The quadratic formula can be derived from the general form of a quadratic equation. - It can be derived by completing the square. -...
Curated Video
Evaluating the Discriminant
In this video, we define the discriminant and see how we can use it to determine the number of solutions to a quadratic equation.
Curated Video
Quadratic Word Problems
In this video, we examine two quadratics word problems. In the first, we do a problem involving the radius of a sprinkler in a square yard. In the second problem (2:40), we find two consecutive odd numbers that have a particular product.
Curated Video
Applications of Quadratics 2
In this video, we do two quadratics word problems. The first involves two square and their areas. The second involves a right triangle with polynomial side lengths.
Curated Video
Applications of Quadratics 4 - Revenue
In this video, we examine how to use quadratics in a situation involving revenue for an apartment complex.
Curated Video
Distance Formula (advanced - missing coordinate)
This video walks through two examples of "advanced" distance formula problems. Specifically, problems where you are given the distance, but have to work backwards to find one of the original points.
Curated Video
Rational root theorem
This video is an introduction to the rational root theorem. First, we define the rational root theorem, and then use one example to find ALL roots of a polynomial.
Curated Video
Rational Root Theorem 2 (practice)
In this video, we do two examples of using the rational root theorem to find all zeros of a polynomial function.
Curated Video
Quadratic Formula (Advanced)
In this video, we learn how to solve quadratic equations with the quadratic formula. We examine one example where we have to simplify the radical, and a second example with a nonreal solution.
Curated Video
Using the Quadratic Formula
This video explains how to use the quadratic formula to solve quadratic equations
Curated Video
Factorization Techniques! Very useful for GCSE and High School students! Get it right all the time!
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
Curated Video
Learn the Quadratic Formula in 5 Mins!
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
Curated Video
Solve this question using Quadratic Equations!
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...