Brian McLogan
Learn how to graph a hyperbola
Learn how to graph hyperbolas. To graph a hyperbola from the equation, we first express the equation in the standard form, that is in the form: (x - h)^2 / a^2 - (y - k)^2 / b^2 = 1 for horizontal hyperbola or (y - k)^2 / a^2 - (x - h)^2...
Brian McLogan
Learn how to graph a parabola in vertex form with multiple transformations
π Learn how to graph quadratic equations in vertex form. 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...
Brian McLogan
Graphing a quadratic with multiple transformations
π Learn how to graph quadratic equations in vertex form. 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...
Brian McLogan
Learn how to solve a system of equations by graphing
πTo solve a system of equations means to obtain a common x-value and a common y-value that makes the each of the equation in the system true. To solve a system of equations by graphing means to obtain the point of intersection (if any)...
Brian McLogan
How to Find the Amplitude and Period of the Cosine Equation
π Learn how to graph a cosine function. To graph a cosine function, we first determine the amplitude (the maximum point on the graph), the period (the distance/time for a complete oscillation), the phase shift (the horizontal shift from...
Brian McLogan
Graphing exponential growth functions
π Learn how to graph exponential functions involving vertical shift. An exponential function is a function that increases rapidly as the value of x increases. To graph an exponential function, it is usually very useful to make the table...
Brian McLogan
How to write a hyperbola in vertex form and determine the center, vertices and foci
Learn how to graph hyperbolas. To graph a hyperbola from the equation, we first express the equation in the standard form, that is in the form: (x - h)^2 / a^2 - (y - k)^2 / b^2 = 1 for horizontal hyperbola or (y - k)^2 / a^2 - (x - h)^2...
Brian McLogan
How to determine, domain range, and the asymptote for an exponential graph
π Learn all about graphing exponential functions. An exponential function is a function whose value increases rapidly. To graph an exponential function, it is usually useful to first graph the parent function (without transformations)....
Brian McLogan
Graphing a system of three linear inequalities using slope intercept form ex 18
In this video series you will learn how to graph a system of linear inequalities. When graphing a system of linear inequalities you will graph just like a system of linear equations except you will use test points to shade....
Brian McLogan
3 Easy Solving A System by Graphing
In this video we will explore the basics of solving a linear equation using the graphing method. Remember when graphing a system of equations we are looking for the intersection point. 00:00 intro 00:54 Solve a system of Equations by...
Brian McLogan
How to write an ellipse in standard form to find the center, foci and vertices
Learn how to graph horizontal ellipse which equation is in general form. A horizontal ellipse is an ellipse which major axis is horizontal. When the equation of an ellipse is written in the general form, we first rewrite it in standard...
Brian McLogan
Transformations of a function - How to do Pre-Calc
π Learn how to determine the transformation of a function. Transformations can be horizontal or vertical, cause stretching or shrinking or be a reflection about an axis. You will see how to look at an equation or graph and determine the...
Virtually Passed
A better way to understand Differential Equations | Nonlinear Dynamics (Part 1)
Here we show another way to graphically interpret first order ordinary differential equations (ODE's) in the form dx/dt = f(x). Rather than solve the differential equation by integrating, which is often impractical, it's useful to graph...
Brian McLogan
Given the endpoints of the minor axis and vertices find the equation of the ellipse
Learn how to write the equation of an ellipse from its properties. The equation of an ellipse comprises of three major properties of the ellipse: the major radius (a), the minor radius (b) and the center (h, k). The ellipse is vertical...
Curated Video
GCSE Maths - Solving Inequalities by Plotting them on a Graph (Inequalities Part 4) #59
This video covers how to solve multiple inequalities by plotting them all on a graph and finding the area that satisfies all them (the region in the middle of all the lines). This is part 2 of our 4 part series on inequalities. Part 1 -...
Brian McLogan
3 Hard Solving Systems by Graphing
In this video we will focus on solving a system of equations by graphing when both of our equations are in standard form. βοΈ 3 Easy Solving a System by Graphing - β’ 3 Easy Solving A System by Graphing β
New Videos on Solving a System of...
Brian McLogan
Find the equation of a circle given the center and line tangent to the circle
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 how to solve a system of equations by substitution
πLearn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...
Brian McLogan
How to solve a word problem with systems of equations
πLearn how to solve a system of linear equations from a word problem. A system of equations is a set of more than one equations which are to be solved simultaneously. A word problem is a real world simulation of a mathematical concept....
Curated Video
GCSE Maths - Solving Algebraic Inequalities with 1 Inequality Sign (Inequalities Part 2) #57
This video covers how to solve equations that contain inequality signs. This is part 2 of our 4 part series on inequalities. Part 1 - Introduction to inequalities Part 2 - Solving Algebraic Inequalities - With 1 Inequality Sign (this...
Brian McLogan
Standard form to vertex form of a quadratic function
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
Write the equation of the parabola for conic sections given vertex and focus (mistake)
Learn how to write the equation of a parabola given the vertex and the focus. A parabola is the shape of the graph of a quadratic equation. A parabola can open up or down (if x is squared) or open left or right (if y is squared). Recall...
Brian McLogan
Student asks: Find the range of a quadratic equation on an interval
This video is the answer I provided a student for their question they submitted online Timestamps: 0:00 Intro 0:40 Start of Problem
Brian McLogan
Master How to determine if a function is even or odd algebraically
Master How to determine if a function is even or odd algebraically. Timestamps: 0:00 Intro 1:12 Example 1 2:25 Example 2 3:33 Example 3 4:24 Example 4 5:33 Example 5 6:16 Example 6 Corrections: 4:26 Made a mistake, the function is even...