Brian McLogan
What is end behavior of a polynomial
π Learn how to determine the end behavior of the graph of a polynomial function. To do this we will first need to make sure we have the polynomial in standard form with descending powers. We will then identify the leading terms so that...
Brian McLogan
Identify x intercepts and vertex of a quadratic with fractions ex 8, y=-2(x+(9/2))^2 +1/4
π 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...
Brian McLogan
Identify the x intercepts as well as vertex for a quadratic in standard form, y=x^2 -15
π 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...
Brian McLogan
Master Solving a quadratic equation using the quadratic formula
Master Solving a quadratic equation using the quadratic formula
Brian McLogan
Multiplicity of zeros by factoring a polynomial equation
π Learn how to find all the zeros of a polynomial. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The zeros of a polynomial are the values...
Brian McLogan
How do you convert from standard form to vertex form of a quadratic
π Learn how to graph quadratic equations by completing the square. A quadratic equation is an equation of the form y = ax^2 + bx + c, where a, b and c are constants. The graph of a quadratic equation is in the shape of a parabola which...
Brian McLogan
Factoring vs Completing the Square vs Quadratic Formula
πIn this video we will discuss the differences between solving a quadratic equation using factoring, quadratic formula and completing the square. When is one method preferred over another and how to use them to solve a quadratic equation...
Curated Video
Sketching Quadratics with a = 1: Completing the Square and Finding Intercepts
In this video, the speaker gives a lecture about sketching quadratics where the value of A is equal to 1. They explain the general shape of a quadratic and how completing the square can help find the turning points and line of symmetry....
Brian McLogan
Simplify by finding the sum of rational expressions using even odd identities
π Learn how to simplify rational identities involving addition and subtraction. To simplify rational identities involving addition and subtraction, first, we find the LCM of the denominators which most time is the product of the terms in...
Brian McLogan
Exam Review How to determine the number of solutions for a trigonometric equation
Exam Review How to determine the number of solutions for a trigonometric equation
Brian McLogan
How to factor a quadratic trinomial when a is equal to one
πLearn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...
Brian McLogan
How do you factor a quadratic trinomial when a is not 1
πLearn how to factor quadratics when the coefficient of the term with a squared variable is not 1. To factor an algebraic expression means to break it up into expressions that can be multiplied together to get the original expression. To...
Brian McLogan
Factoring when a is greater than one
πLearn how to factor quadratics when the coefficient of the term with a squared variable is not 1. To factor an algebraic expression means to break it up into expressions that can be multiplied together to get the original expression. To...
Brian McLogan
Factoring a quadratic using the berry method
πLearn how to factor quadratics when the coefficient of the term with a squared variable is not 1. To factor an algebraic expression means to break it up into expressions that can be multiplied together to get the original expression. To...
Brian McLogan
Learning how to solve a quadratic by applying the square root method
πLearn how to solve quadratic equations using the square root method. It is important to understand that not all quadratics have to be solved using factoring or quadratic formula. When we only have one variable but it is squared we can...
Brian McLogan
Learn how to apply the square root method to solve a quadratic
πLearn how to solve quadratic equations using the square root method. It is important to understand that not all quadratics have to be solved using factoring or quadratic formula. When we only have one variable but it is squared we can...
Brian McLogan
Determining if a equation is a polynomial or not
π Learn how to determine whether a given equation is a polynomial or not. A polynomial function or equation is the sum of one or more terms where each term is either a number, or a number times the independent variable raised to a...
Brian McLogan
Master Graphing a quadratic by converting from standard to vertex form by completing the square
Welcome, ladies and gentlemen. So, what I'd like to do is show you how to graph a quadratic in vertex form when it's in standard form. And there's a couple different ways we can do this. Obviously, we could use some different methods to...
Brian McLogan
Master How to solve a quadratic equation by completing the square
So what I'd like to do is show you how to solve a quadratic equation and by completing the square. Now, typically, completing the square, we look into factoring. And if it's not factorable, we can use the quadratic formula. Now, a...
Brian McLogan
Master Solving a quadratic equation by factoring a trinomial when a=1
Master Solving a quadratic equation by factoring a trinomial when a=1
Brian McLogan
Identify the horizontal and vertical asymptotes of a rational function
π Learn how to find the vertical/horizontal asymptotes of a function. An asymptote is a line that the graph of a function approaches but never touches. The vertical asymptote is a vertical line that the graph of a function approaches but...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Algebra and Ratio - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Brian McLogan
Graph a quadratic equation with vertex and line of symmetry
π Learn how to graph quadratics in standard form. A quadratic equation is an equation whose highest exponent in the variable(s) is 2. To graph a quadratic equation, we make use of a table of values and the fact that the graph of a...