Instructional Video6:05
Brian McLogan

Factoring a trinomial using the box method

12th - Higher Ed
πŸ‘‰Learn 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...
Instructional Video3:31
Brian McLogan

The discriminant and finding the solutions using quadratic formula

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video1:49
Brian McLogan

Solve a quadratic by applying the square root method

12th - Higher Ed
πŸ‘‰Learn 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...
Instructional Video2:47
Brian McLogan

Learn how to determine the roots of an equation using the quadratic formula

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video2:17
Brian McLogan

How to factor a trinomial into two factors

12th - Higher Ed
πŸ‘‰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...
Instructional Video5:32
Brian McLogan

Solving a rational Equation

12th - Higher Ed
πŸ‘‰ Learn how to solve rational equations. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. There are many ways to solve rational equations, one of...
Instructional Video6:53
Brian McLogan

Graph Inverse Function by adding restrictions

12th - Higher Ed
Graph Inverse Function by adding restrictions
Instructional Video4:40
Brian McLogan

How do you solve a quadratic by completing the square

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video5:17
Brian McLogan

How do we know a horizontal shift for a exponential function

12th - Higher Ed
πŸ‘‰ 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)....
Instructional Video5:52
Brian McLogan

ACT SAT Prep How do the graphs of two trigonometric graphs compare

12th - Higher Ed
ACT SAT Prep How do the graphs of two trigonometric graphs compare
Instructional Video3:44
Brian McLogan

Solving by factoring and square root method

12th - Higher Ed
πŸ‘‰Learn 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...
Instructional Video3:14
Brian McLogan

Solving a quadratic equation by the square root method

12th - Higher Ed
πŸ‘‰Learn 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...
Instructional Video3:34
Brian McLogan

How to factor a quadratic equation by using a perfect square

12th - Higher Ed
πŸ‘‰Learn how to solve a quadratic equation by factoring a perfect square trinomial. A perfect square trinomial quadratic equation is of the form y = x^2 +2cx + c^2, where c is a perfet square. There are couple of ways we can solve a...
Instructional Video2:46
Brian McLogan

Apply zero product property to solve a factored quadratic equation

12th - Higher Ed
πŸ‘‰Learn how to solve a quadratic equation using the zero product property. When a quadratic equation has been factored or is given in factored form, we can solve the quadratic equation by applying the zero product property. The zero...
Instructional Video15:05
Brian McLogan

MASTER Graphing a quadratic function in vertex form, identify vertex, axis of symmetry and domain

12th - Higher Ed
Welcome to McLogan. So what I'd like to do is show you how to graph a quadratic when it's in vertex form. Now, when graphing a quadratic in vertex form, it's very important to know two things, one, what exactly is...
Instructional Video4:45
Brian McLogan

Solving by completing the square and factoring out a two

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video1:08
Brian McLogan

Multiply a quadratic and linear function then determine domain

12th - Higher Ed
πŸ‘‰ Learn how to multiply two functions. We will explore the multiplication of linear, quadratic, rational, and radical functions. To multiply two functions, we simply algebraically multiply the rules (contents) of the two functions. We...
Instructional Video1:39
Brian McLogan

How to determine the end behavior of a polynomial

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video1:53
Brian McLogan

What is standard form of a quadratic equation

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video3:11
Brian McLogan

Learn to Graph a Piecewise Function With Three Equations

12th - Higher Ed
πŸ‘‰ Learn how to graph piecewise functions. A piecewise function is a function that has 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...
Instructional Video1:29
Brian McLogan

How to find the domain of a rational function with radical

12th - Higher Ed
πŸ‘‰ Learn how to find the domain of rational functions with a radical denominator. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero...
Instructional Video1:13
Brian McLogan

How to determine if a function with a radical is even or odd

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video3:11
Brian McLogan

Graph the Piecewise Function With Three Equations

12th - Higher Ed
πŸ‘‰ Learn how to graph piecewise functions. A piecewise function is a function that has 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...
Instructional Video1:40
Brian McLogan

Boundness of a function from a graph

12th - Higher Ed
πŸ‘‰ Learn about the characteristics of a function. Given a function, we can determine the characteristics of the function's graph. We can determine the end behavior of the graph of the function (rises or falls left and rises or falls...