Brian McLogan
Simplifying basic trig identities - Math homework answers sec(x) (sin(x)/tan(x))
In this video series I will show you how to simplify trigonometric expressions. We will simplify these expression to either a single trigonometric term or number. To simplify we will use trigonometric identities such as Pythagorean,...
Brian McLogan
Solving a quadratic 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...
Brian McLogan
Multiplying rational expressions
Learn how to multiply rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. To multiply two rational expressions, we use the...
Curated Video
Dividing Fractions by Fractions Using a Number Line
Divide a fraction by a fraction using the number line.
Curated Video
Line Plots for Fractions
Make line plots to display measurements in fractions of a unit.
Curated Video
Subtracting Fractions: Separating Parts to Find the Difference
In this video, the teacher explains how to subtract fractions by separating the parts to find the difference. They emphasize the importance of understanding the numerator and denominator and avoiding the common mistake of subtracting...
Curated Video
Measuring Insects (Represent decimals using the number line and equivalent fractions)
A class has to measure the insects they are observing. They find that a worm is six tenths inches long and a centipede is one and four tenths inches long. How can we represent these lengths as decimals?
Curated Video
Comparison Using Benchmark Fractions
Using “Benchmark” fractions to compare fractions.
Curated Video
How to Write a Fraction as a Decimal
In this video lesson we will learn how to interpret a fraction as division. We will discover that a fraction can be written as the numerator divided by the denominator. We will perform long division to determine the decimal equivalent to...
Curated Video
Generating Equivalent Fractions Using Area Models
Generate equivalent fractions using area models and equations.
Curated Video
Exploring the Division of Rational Numbers
Interpret the division of rational numbers as fractions.
Curated Video
Dividing Whole Numbers by Fractions Using a Number Line
Divide a whole number by a fraction using the number line.
Curated Video
Training for the Race (Multiply a fraction and a whole number using the number line)
Sam is training for a race. He runs laps around the park by his house. The distance around the park is three fourths of a mile. If he ran 5 laps, how far did he run in total?
Curated Video
I WONDER - What Is A Decimal?
This video is answering the question of what is a decimal.
Brian McLogan
Translating sentences using more than one operations ex 4
👉 Learn how to write an algebraic expression from verbal sentence as well as writing out a sentence from a algebraic expression. To do this we need to know what words we use to express operations such as addition, multiplication,...
Brian McLogan
Using multi steps to to solve an graph one variable inequalities
👉 Learn how to solve multi-step linear inequalities having parenthesis. An inequality is a statement in which one value is not equal to the other value. An inequality is linear when the highest exponent in its variable(s) is 1. (i.e....