Instructional Video1:51
Brian McLogan

Promo solving a quadratic using the quadratic formula

12th - Higher Ed
👉 Learn all about the quadratic formula. The quadratic formula is a formula which can be used to find the roots of (solve) a quadratic equation. The quadratic formula is given by x = (-b +/- sqrt(b^2 - 4ac)) / 2a, where a is the...
Instructional Video4:08
Brian McLogan

How to solve a quadratic using the quadratic formula

12th - Higher Ed
👉 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 Video5:01
Curated Video

Determining Real or Imaginary Solutions of Quadratic Equations

K - 5th
In this video lesson, you will learn how to determine whether the solutions of a quadratic equation are real or imaginary by calculating the value of the equation's discriminant. The discriminant, which is found under the square root...
Instructional Video6:10
Curated Video

Identifying Real and Complex Roots of Quadratic Equations

K - 5th
In this video, the teacher explains how to identify whether a quadratic equation has real or complex roots without actually solving it. The concept of the discriminant is introduced and its role in determining the number and type of...
Instructional Video3:26
Brian McLogan

Learn how to solve using the quadratic formula

12th - Higher Ed
👉 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 Video2:39
Brian McLogan

What do I need to know to solve a quadratic by the quadratic formula

12th - Higher Ed
👉 Learn all about the quadratic formula. The quadratic formula is a formula which can be used to find the roots of (solve) a quadratic equation. The quadratic formula is given by x = (-b +/- sqrt(b^2 - 4ac)) / 2a, where a is the...
Instructional Video1:54
Brian McLogan

Solving a quadratic by applying the quadratic formula

12th - Higher Ed
👉 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 Video6:36
Brian McLogan

How to do the number of solutions of a quadratic relate to the x intercepts

12th - Higher Ed
👉 Learn how to graph a quadratic equation in standard form. To do this we will explore multiple methods such as the intercept method, identifying the vertex, axis of symmetry and identifying points on the graph using a table. Once you...
Instructional Video4:43
Brian McLogan

Find the roots of a quadratic using the quadratic formula

12th - Higher Ed
👉 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 Video4:34
Brian McLogan

How to apply the quadratic formula to solve for two real solutions

12th - Higher Ed
👉 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 Video2:23
Brian McLogan

Using the discriminate to describe the solutions of a quadratic

12th - Higher Ed
👉 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,...
Instructional Video3:31
Brian McLogan

The discriminant and finding the solutions using quadratic formula

12th - Higher Ed
👉 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 Video2:47
Brian McLogan

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

12th - Higher Ed
👉 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 Video5:32
Brian McLogan

Solving a rational Equation

12th - Higher Ed
👉 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 Video2:17
Brian McLogan

How to identify the number of solutions using the discriminant of a quadratic

12th - Higher Ed
👉 Learn all about the discriminant of quadratic equations. A quadratic equation is an equation whose highest power on its variable(s) is 2. The discriminant of a quadratic equation is a formula which is used to determine the type of...
Instructional Video3:13
Brian McLogan

Determine and describe the discriminant

12th - Higher Ed
👉 Learn how to determine the discriminant of quadratic equations. A quadratic equation is an equation whose highest power on its variable(s) is 2. The discriminant of a quadratic equation is a formula which is used to determine the type...
Instructional Video11:02
Brian McLogan

Master Solving a quadratic equation using the quadratic formula

12th - Higher Ed
Master Solving a quadratic equation using the quadratic formula
Instructional Video5:08
Brian McLogan

Solving using the quadratic formula

12th - Higher Ed
👉 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 Video11:20
Curated Video

Solving Simultaneous Equations with a Quadratic: The Substitution Method and the Discriminant

Higher Ed
This video is a lecture presentation on how to solve simultaneous equations involving a quadratic. The speaker explains what simultaneous equations are and how they involve two or more unknowns with the same values in each equation. They...
Instructional Video2:06
Brian McLogan

Learn to find the solutions of a quadratic by applying the quadratic formula

12th - Higher Ed
👉 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 Video5:28
Brian McLogan

What is the discriminant and what does it mean

12th - Higher Ed
👉 Learn all about the discriminant of quadratic equations. A quadratic equation is an equation whose highest power on its variable(s) is 2. The discriminant of a quadratic equation is a formula which is used to determine the type of...
Instructional Video10:58
Curated Video

Using the Discriminant in Quadratics

Higher Ed
In this video, the presenter explains the concept of the discriminant and its use in solving quadratic equations. They explain how the discriminant is contained within the quadratic formula and how it can be used to determine the number...
Instructional Video8:03
Curated Video

Understanding the Discriminant in Quadratic Equations

Higher Ed
This video is a lecture presentation on the discriminant in algebra. The presenter explains how the discriminant is used to determine the number of real roots in a quadratic equation and how it is contained within the quadratic formula....
Instructional Video3:00
Brian McLogan

Solve an equation using the quadratic formula

12th - Higher Ed
👉 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...