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Brian McLogan
Everything you need to know about Functions in Pre-Calculus | FULL LESSON
πIn this video I will cover the main 6 topics of functions in pre-calculus. Each topic is covered in detail with multiple examples to help you have a solid foundation of content.
Brian McLogan
Solve a Trig Equation Fast
in this video I will show you how to derive the quadratic formula.
Brian McLogan
Solve an equation with rational exponents,(x - 2)^(1/3) = 5
π Learn how to solve radical equations having one radical term. To solve a radical equation having one radical terms, we isolate the radical term by placing it in one side of the equation. Next, we get rid of the radical by taking on...
Brian McLogan
How to solve a system of equation using 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 simple two step equations
π Learn how to solve two step linear equations. A linear equation is an equation whose highest exponent on its variable(s) is 1. To solve for a variable in a two step linear equation, we first isolate the variable by using inverse...
Brian McLogan
Learn How to Take the Inverse of Cosine to Evaluate
π Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
Brian McLogan
How to find the inverse of a quadratic that is a function
π Learn how to find the inverse of a quadratic function. A quadratic function is a function whose highest exponent in the variable(s) of the function is 2. The inverse of a function is a function that reverses the "effect" of the...
Brian McLogan
Solving a quadratic using 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
Applying cross multiplication to solve a proportion
π Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Curated Video
Dividing Multidigit Numbers Using Base 10 Blocks
In this lesson, students will learn how to fluently divide multidigit numbers using base 10 blocks. They will understand the relationship between multiplication and division as inverse operations and how to use the standard algorithm to...
Brian McLogan
What are the properties of equality
π Learn all about the processes and definitions for solving linear equations. You will gain a better understanding about the vocabulary and steps used to solve liner equations such as how to isolate an equation and apply inverse...
Brian McLogan
Factoring out a GCF then factoring using various methods
πLearn 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
Learn to solve a proportion with cross multiplication
π Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Brian McLogan
How to apply the pythagorean theorem to find the missing lengths of a triangle
Learn about the Pythagorean theorem. The Pythagoras theorem is a fundamental relation among the three sides of a right triangle. It is used to determine the missing length of a right triangle. The Pythagoras theorem states that the...
Curated Video
Writing and Solving Addition Equations Using Bar Models
This video explains how to use bar models to represent situations and solve addition equations. The example used is about April and Kelly's money, where the total amount is given and April's amount is known. The video also emphasizes...
Brian McLogan
How do we solve using perfect square trinomials
πLearn how to solve quadratic equations by factoring. We will focus on factoring special techniques such as the zero product property, difference of two squares, box method and guess and check. Once we have factored the quadratic...
Curated Video
Checking Division with Fractional Quotients Using Inverse Operations
This video explains how to check division with fractional answers using the inverse relationship between multiplication and division. The teacher demonstrates this concept through word problems and shows how to use fact families and...
Brian McLogan
Solving a quadratic by completing the square
π 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...
Brian McLogan
Solving two step equations with a decimal
π Learn how to solve two step linear equations. A linear equation is an equation whose highest exponent on its variable(s) is 1. To solve for a variable in a two step linear equation, we first isolate the variable by using inverse...
Brian McLogan
Solving an equation by completing the square
π 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...
Brian McLogan
Solving a quadratic by completing the square
π 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
Solving Equations Involving Cubes and Cube Roots
In this lesson, students will learn how to solve equations involving cubes and cube roots. They will understand the concept of cubing a number, finding the cube root, and the relationship between squaring and square rooting.
KnowMo
Introduction to Roots and Root Symbols
This video is an introduction to roots in mathematics. The instructor explains that roots are the inverse operation of powers and uses examples to illustrate the concept. The video covers the square root, cube root, and fourth root, and...