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
Practice with the Discriminant
In this video, we practice using the discriminant to determine the number of solutions to a quadratic equation. Please see my second video on the topic for more practice: • Practice with the Discriminant
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 3 - Box Problem
In this video, we use quadratics to determine the dimensions of a metal sheet that was folded up to make a box of a particular volume.
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
Using the Quadratic Formula
This video explains how to use the quadratic formula to solve quadratic equations
Curated Video
Completing the Square
This video shows students how to complete the square with any leading coefficient.
Curated Video
Solve Quadratics by Factoring (factoring by grouping)
In this video, we solve quadratic equations by factoring and using the zero product property. The first example has us factor a quadratic with a leading coefficient of 1, and the second video has us factor a quadratic with a leading...
Brian McLogan
Challenge 10% of Algebra 1 Students can solve
On these problems students struggle with factoring when they are first learning how to factor ⭐ Factoring Trinomials with Bigger Numbers a=1 - • Factoring Trinomials with Bigger Numb... ⭐ Factoring quadratic trinomials with two variables...
Curated Video
Factor Polynomials
A video entitled “Factor Polynomials” which models how to factor quadratic equations.
Curated Video
Finding Solutions to Quadratic Equations
In this video lesson, students will learn how to solve quadratic equations using the factored form of the equation. The teacher explains the concept of factor pairs and emphasizes that when solving for the solutions of a quadratic, one...
Brian McLogan
Learn to eliminate the parameter with two equations
Learn how to eliminate the parameter in a parametric equation. A parametric equation is a set of equations that express a set of quantities as explicit functions of a number of independent variables, known as parameters. Eliminating the...
Brian McLogan
Graphing the reciprocal function with multiple transformations
👉 Learn how to graph the reciprocal function. A reciprocal function is a rational function whose expression of the variable is in the denominator. A reciprocal function is of the form f(x) = a / (x + h) + k, where h is the vertical...
Brian McLogan
What are some of the characteristics of a parabola
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...
Brian McLogan
Learn the basics to graphing a parabola in standard form
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...
Brian McLogan
What is the definition of a parabola for CONIC sections
Learn all about parabolas in conic sections. We will discover the basic definitions such as the vertex, focus, directrix, and axis of symmetry. We will also take a look a basic processes such as graphing, writing the equation and...
Brian McLogan
How do we solve quadratic equations
👉Learn how to solve quadratic functions. Quadratic equations are equations whose highest power in the variable(s) is 2. They are of the form y = ax^2 + bx + c. There are various techniques which can be applied in solving quadratic...
Brian McLogan
What is an axis of symmetry
Definitions are very important to your understanding of why and how we use mathematical processes. Without understanding what a process or certain terms mean it is very hard to understand how or why to do something. That is why I want to...
Brian McLogan
Find the vertex and x intercepts of a quadratic
👉 Learn how to identify the vertex of a parabola by completing the square. A parabola is the shape of the graph of a quadratic equation. A quadratic equation can be written in the standard form (i.e. in the form y = ax^2 + bx + c) or it...
FuseSchool
Quadratic Graphs - Roots and Y-Intercept
In this video we will look at how to use equation of a quadratic to sketch the graph. A positive x-squared means the graph is U shaped, whereas a negative x-squared is n shaped. When a quadratic is solved (either by factorising, using...
FuseSchool
Factorising Quadratics: Non-Monic
In this video we’re going to discover how to factorise quadratics that don’t have 1 as the coefficient of the x-squared term. These are called non-monic quadratics. We can do it by trial and error and just spotting the factors, but this...
Brian McLogan
Algebra 2 - Applying the product property of logarithms to solve an equation
In this video series I will show you how to apply the properties of logarithms to solve an equation. The three main properties of logarithms we will focus on will be the product, quotient, and power rule of exponents. We will apply these...