Brian McLogan
Values b and c that make the piece wise function differentiable
👉 Learn how to determine the differentiability of a function. A function is said to be differentiable if the derivative exists at each point in its domain. To check the differentiability of a function, we first check that the function is...
Brian McLogan
Subtract two quadratic equations to determine the domain
👉 Learn how to add or subtract two functions. Given two functions, say f(x) and g(x), to add (f+g)(x) or f(x) + g(x) or to subtract (f - g)(x) or f(x) - g(x) the two functions we use the method of adding/subtracting algebraic expressions...
Brian McLogan
Learn how to evaluate the integral using rational exponential expression
👉 Learn how to evaluate the integral of a function. The integral, also called antiderivative, of a function, is the reverse process of differentiation. Integral of a function can be evaluated as indefinite integral or as a definite...
Brian McLogan
Learn how to subtract two vectors graphically
Learn how to add/subtract vectors. Vectors can be added, subtracted and multiplied. To add or subtract two or more vectors, we simply add each of the corresponding components of the vectors.
Brian McLogan
Solving a two step equation with fractions by using fraction operations
👉 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 a one step equation using subtraction
👉 Learn how to solve a one step equation. An equation is a statement stating that two values are equal. A one step equation is an equation whose solution can be obtained by performing only one step of operation on the equation. To solve...
Brian McLogan
Solving logarithmic equations by factoring
👉 Learn about solving logarithmic equations. Logarithmic equations are equations involving logarithms. To solve a logarithmic equation, we first use our knowledge of logarithm laws/properties to express the terms in both sides of the...
Brian McLogan
Applying the equality of logarithms to solve an equation, log3 (3x + 8) = log3 (x^2 + x)
👉 Learn about solving logarithmic equations. Logarithmic equations are equations involving logarithms. To solve a logarithmic equation, we first use our knowledge of logarithm laws/properties to express the terms in both sides of the...
Brian McLogan
How to find the common difference between terms of a sequence
👉 Learn how to determine if a sequence is arithmetic, geometric, or neither. A sequence is a list of numbers/values exhibiting a defined pattern. A number/value in a sequence is called a term of the sequence. There are many types of...
FuseSchool
Solving 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 part 1 we saw how to simplify, and add and subtract algebraic...
Brian McLogan
Simplifying a logarithmic expression to one single logarithm
👉 Learn how to condense logarithmic expressions. A logarithmic expression is an expression having logarithms in it. To condense logarithmic expressions means to use the logarithm laws to reduce logarithm expressions from the expanded...
Brian McLogan
ACT SAT Prep determine the number of people from a whole group
ACT SAT Prep determine the number of people from a whole group
Brian McLogan
Adding two vectors together then graphing the resultant vector
Learn how to add/subtract vectors. Vectors can be added, subtracted and multiplied. To add or subtract two or more vectors, we simply add each of the corresponding components of the vectors.
Brian McLogan
Learn how to find the angle of a vector not in component form
Learn how to determine the magnitude and direction of a vector. The magnitude of a vector is the length of the vector. The magnitude of a vector is obtained by taking the square root of the sum of the squares of the components of the...
Brian McLogan
Determine the missing angles using complementary and triangle angle sum
👉 Learn how to find the missing side of a triangle. A triangle is a polygon with three sides. Triangles are classified on the basis of the angles or on the basis of the sides. The classification of a triangle on the basis of the sides...
Curated Video
Double Division: Calculating Division Problems with Three Digit Divisors
In this lesson, we learned how to use double division to solve division problems with three-digit divisors. By finding products that are less than or equal to the leading digits of the dividend, we can break down the division problem...
Curated Video
Comparing Probabilities: Union and Intersection of Events
This video, the teacher explains the concept of union and intersection using the example of a lucky envelope game. They use Venn diagrams and a two-way table to visually represent the probabilities and emphasizes that the probability of...
Brian McLogan
How to solve logarithmic equations
👉 Learn about solving logarithmic equations. Logarithmic equations are equations involving logarithms. To solve a logarithmic equation, we first use our knowledge of logarithm laws/properties to express the terms in both sides of the...
Curated Video
Introduction to Moments and the Principle of Moments
This video is a lecture on moments and the principle of moments. It explains how to calculate the moments of forces and how to determine whether an object is balanced or unbalanced based on the principle of moments. The video includes...
Brian McLogan
How to use steps to solve for two step equations
👉 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 add, subtract, multiply and divide two fractions, 3/4 + 2/3
👉 Learn how to add and subtract fractions whose denominators are not the same. Recall that when we want to add or subtract fractions having the same denominator, we add the numerators and retain the (common) denominator. This is...
The Business Professor
Ch8. Video 11 - Declining-Balance Method example
Declining-Balance Method example
Curated Video
Understanding Equations with No Solutions
In this video, the teacher explains what to do when an equation doesn't have a valid solution. They demonstrate how to solve equations step by step and how to check if the obtained solution is correct.