Brian McLogan
Overview of implied domain of functions
👉 Learn how to find the domain of rational functions. 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. Thus, to find the domain...
Brian McLogan
Limits at infinity
👉 We will explore how to evaluate the limit at infinity. When evaluating the limit at infinity or negative infinity we are interested to know where is the graph going right and left. This is also commonly explored as end behavior of the...
Curated Video
Understanding Fractions: Part of a Set
In this video, students will learn how to understand fractions as part of a set. They will be taught to identify the numerator and denominator in a fraction, and how these numbers represent the part of the set and the total number of...
Curated Video
Subtracting Fractions with Like Denominators Using an Area Model
This video teaches students how to subtract fractions with like denominators using an area model. It explains the concept of numerators and denominators, emphasizing that only the numerators need to be subtracted to determine the...
KnowMo
Adding and Subtracting Fractions: Common Denominators and Mixed Numbers
This video is a tutorial on how to add and subtract fractions, including mixed numbers. The presenter emphasizes the importance of having a common denominator before adding or subtracting fractions with different denominators. They...
Curated Video
Comparing Fractions: Less than Half or More than Half?
In this lesson, students will learn how to compare fractions by determining if a fraction is less than half or more than half. They will understand that a fraction is equal to half if the numerator is half of the denominator. By using...
Brian McLogan
Determine the left and right hand limits at infinity of a function
👉 Learn how to evaluate the limit of a function involving rational expressions. The limit of a function as the input variable of the function tends to a number/value is the number/value which the function approaches at that time. The...
Curated Video
Creating Equivalent Fractions using Number Lines
In this lesson, students will learn how to create equivalent fractions by multiplying both the numerator and denominator of a fraction by the same number. They will explore this concept through visual representations on number lines.
FuseSchool
Algebraic Fractions
Algebraic fractions are simply fractions with algebraic expressions either on the top, bottom or both. We treat them in the same way as we would numerical fractions. In this video we look at how to simplify algebraic fractions, and how...
Curated Video
Comparing Fractions Using the Benchmark 1 Whole
In this video, we demonstrate different ways fractions can be represented, such as through area models and number lines. By comparing the fractions 5/6 and 4/3 to the benchmark of 1 whole, the we show that 5/6 is less than 4/3.
Brian McLogan
Learn how to take derivative using the quotient rule inside of the chain rule
👉 Learn how to find the derivative of a function using the chain rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the derivative...
Why U
Pre-Algebra 12 - Arithmetic Operations With Fractions
Arithmetic operations with fractions can be visualized using the number line. This chapter starts by adding fractions with the same denominators and explains the logic behind multiplication of fractions.
Brian McLogan
How do we add and subtract rational expressions
Learn how to add/subtract rational expressions with monomials in the denominator. When adding or subtracting two or more rational expressions with common denominators, we add or subtract only the numerator while we keep the denominator...
Curated Video
Creating Mini Stories to Match Fractions
In this video, students learn how to create mini stories to match fractions by sketching out numerators and denominators. The teacher explains that fractions represent equal parts of a whole and shows examples of different ways to...
Curated Video
Finding and Using the Multiplicative Inverse
In this video, you will learn how to find the multiplicative inverse of a number and use it to write equivalent expressions. The multiplicative inverse, also known as the reciprocal, is the number that, when multiplied by the original...
Curated Video
Solving Mixed Number Multiplication Problems with the Standard Algorithm
In this video lesson, students learn how to solve mixed number multiplication problems using pictures and the standard algorithm. They are reminded of key concepts such as multiplication as equal groups, algorithms for multiplying whole...
Math Fortress
Differential Equations: Families of Solutions (Level 3 of 4)
This video introduces the basic concepts associated with solutions of ordinary differential equations. This video goes over 2 examples illustrating how to verify Implicit One-Parameter Family of solutions.
Curated Video
Comparing Fractions with Different Denominators Using Set Models
This lesson emphasizes the importance of considering both the numerator and the denominator when comparing fractions, and provides visual representations to help students understand the concept. By the end of the lesson, students will be...
Curated Video
Introduction to Writing and Naming Fractions
In this video, the teacher explains how to write and name fractions using numbers and words. The concept of numerator and denominator is introduced, with the numerator representing the number of counted or shaded parts and the...
Curated Video
Writing Fractions: Grouping Objects into Equal Parts
In this video, students learn how to write fractions by looking at sets of objects and grouping them into equal parts. The teacher explains that fractions represent equal parts of a whole, whether it's breaking shapes or sets of objects....
Curated Video
Identifying Holes in Graphs: Investigating Functions
In this lesson, students learn how to identify holes in a graph by investigating functions. They explore examples where the denominator of a function cannot equal zero, resulting in either an asymptote or a hole in the graph.
Curated Video
Converting Improper Fractions to Mixed Numbers
In this video, the teacher explains how to convert improper fractions to mixed numbers by renaming fractional parts that represent a whole. Using the example of ordering pizza slices, the teacher demonstrates how to convert an improper...
Math Fortress
GRE Arithmetic: Fractions (Part 4 of 5)
This video is a review of basic arithmetic for the purpose of solving problems on the quantitative reasoning section of the GRE revised General Test. This video covers the basics of fractions. Topic covered: division of fractions,...
Catalyst University
Show The Factor by Which Electricity is Stronger than Gravity
Show The Factor by Which Electricity is Stronger than Gravity