Brian McLogan
How to graph a quadratic in vertex form
👉 Learn the basics to understanding graphing quadratics. 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...
Brian McLogan
Find the vertex of a parabola using the formula
👉 Learn about the parts of a parabola. A parabola is the shape of the graph of a quadratic equation. A regular palabola is the parabola that is facing either up or down while an irregular parabola faces left or right. A quadratic...
KnowMo
Introduction to Quadratic Graphs
This video provides an informative introduction to quadratic graphs. The presenter explains the definition of a quadratic equation and how to identify one, the standard format of a quadratic equation, and the process of substituting...
KnowMo
Solving Quadratic Simultaneous Equations by Substitution and Factorization
This video is a lecture presentation on how to solve quadratic simultaneous equations. The tutor explains what a quadratic equation is and how to identify it in simultaneous equations. The substitution method is used to solve these...
Curated Video
Using Logarithms to Solve Equations
This video provides an introduction to using logarithms to solve equations where the variable is a power. The video explains two methods to solve such equations: the first method involves using the logarithm function on the calculator to...
Brian McLogan
What is a quadratic equation and its part
👉 Learn the essentials for graphing a quadratic equation. 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 can either...
Curated Video
Finding the Domain and Range of a Function through Graph Analysis
In this video, the teacher explains how to determine the domain and range of a function by looking at its graph. They provide examples and discuss the concepts of domain and range in relation to functions and lines.
KnowMo
Trial and Improvement Method for Approximating Solutions of Equations
The video is a lecture on the process of trial and improvement in solving equations, particularly for equations that are more difficult than quadratic equations. The video provides an example of a cubic equation and explains how trial...
Curated Video
Finding Maximum and Minimum Turning Points using Completing the Square
The video is a tutorial on completing the square and its applications in finding the maximum and minimum turning points of a quadratic graph. The presenter explains how completing the square can help solve quadratic equations and find...
Brian McLogan
How to Graph a Piecewise Function With a Quadratic and Absolute Value
👉 Learn how to graph piecewise functions. A piecewise function is a function which have more than one sub-functions for different sub-intervals(sub-domains) of the function's domain. To graph a piecewise function, we graph the different...
Brian McLogan
Solve by factoring when a is greater than one
we find two factors of the product of the constant term (the term with no variable) and the coefficient of the squared variable whose sum gives the linear term. These factors are now placed in separate brackets with x to form the factors...
Brian McLogan
Learn to solve a quadratic by the AC method of factoring
we find two factors of the product of the constant term (the term with no variable) and the coefficient of the squared variable whose sum gives the linear term. These factors are now placed in separate brackets with x to form the factors...
Brian McLogan
How to apply the quadratic formula to solve for two real solutions
👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Brian McLogan
Solve by factoring out GCF
👉Learn how to solve a quadratic equation by factoring out the GCF. When factoring out the GCF from an equation we will be looking for what the terms have in common. This method is very useful for quadratic equations that does not have...
Brian McLogan
How to find the x intercepts and vertex of a parabola
👉 Learn about the parts of a parabola. A parabola is the shape of the graph of a quadratic equation. A regular palabola is the parabola that is facing either up or down while an irregular parabola faces left or right. A quadratic...
Brian McLogan
What do I need to know for solving by completing the square
👉 Learn how to solve quadratic equations by completing the square. When solving a quadratic equation by completing the square, we first take the constant term to the other side of the equation and create a perfect square trinomial with...
Curated Video
Completing the Square to Solve Quadratic Equations
The video explains how to use completing the square to solve quadratic equations. It covers the process of rewriting quadratic expressions in a different format with a single variable of x by taking the linear coefficient, halving it and...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Inequalities - 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
Solving an equation by transferring a logarithm to exponential
👉 Learn how to solve logarithmic equations. Logarithmic equations are equations with logarithms in them. To solve a logarithmic equation, we first isolate the logarithm part of the equation. After we have isolated the logarithm part of...
Brian McLogan
Is the function even or odd? How to tell
👉 Learn how to determine if a function is even or odd. A function is even if the graph of the function is symmetrical about the y-axis, or a function is even if f(x) = f(-x). A function is odd if the graph of the function is symmetrical...
Brian McLogan
Learn how to evaluate a quadratic function for two given values
👉 Learn how to evaluate a function and for any given value. For any function, f(x) x is called the input value or the argument of the function. To evaluate a function, all we have to do is to change the argument of the function from x to...
Brian McLogan
Learn how to use quadratic formula to determine the roots of an equation
👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Brian McLogan
Factoring a trinomial
👉Learn 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
Using the discriminate to describe the solutions of a quadratic
👉 Learn how to solve a quadratic equation by applying the quadratic formula. To apply the quadratic formula the quadratic equation must be equal to zero. Then you can apply the quadratic formula to determine solutions to the equation,...