Brian McLogan
Algebra 2 - How to multiply two complex numbers using special products, (5 - 3i)(5 + 3i)
In this video playlist you will learn how to simplify complex numbers under a radical as well as raised to a higher power. You will learn to add, subtract, multiply and divide complex numbers to write in simplified standard form. When...
Brian McLogan
Learn how to solve an exponential equation 2^(x-3) = 32
š Learn how to solve exponential equations. An exponential equation is an equation in which a variable occurs as an exponent. To solve an exponential equation, we isolate the exponential part of the equation. Then we take the log of both...
Brian McLogan
Proving that two functions are not inverses of each other
š Learn how to show that two functions are inverses. The composition of two functions is using one function as the argument (input) of another function. In simple terms composition of two functions is putting one function inside another...
Brian McLogan
Lesson for factoring rational expressions so that you can multiply them
In this video series I will show you how to multiply rational expressions. When multiplying rational expressions it is important VERY important for you to simplify your expression first by factoring. Factoring allows us to write our...
Brian McLogan
Taking the even root of a term, sixth root
š Learn how to find the 5th root of an expression. To find the 5th root of an expression, if the exponent of the expression is a multiple of 5, then the 5th root of the expression is the base of the expression with an exponent that is...
Brian McLogan
Identify any horizontal or vertical asypmtotes of a rational function
š Learn how to find the vertical/horizontal asymptotes of a function. An asymptote is a line that the graph of a function approaches but never touches. The vertical asymptote is a vertical line that the graph of a function approaches but...
Brian McLogan
Master Solving a multi step equation with the variable on the same side
Master Solving a multi step equation with the variable on the same side
Brian McLogan
Multiplying two 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...
Brian McLogan
What is a polygon and what is a non example of a one
š Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which...
Brian McLogan
What is a system of equations
šLearn 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
What is the sum for all of the interior angles of a polygon
š Learn about the interior and the exterior angles of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. The interior angle of a polygon is the angle between two sides of the polygon. The sum of the...
Brian McLogan
What are some of the basic rules for adding, subtracting radical expressions
š Learn how to add or subtract radicals. A radical is a number or an expression under the root symbol. Radicals can only be added or subtracted if the numbers or expressions under the roots are the same for all terms. To add or subtract...
Brian McLogan
Learn how to add two radical expressions by simplifying first
š Learn how to add or subtract radicals. A radical is a number or an expression under the root symbol. Radicals can only be added or subtracted if the numbers or expressions under the roots are the same for all terms. To add or subtract...
Brian McLogan
How to multiply monomials when dimensions of a triangle
š Learn how to simplify expressions using the product rule of exponents. The product rule of exponents states that the product of powers with a common base is equivalent to a power with the common base and an exponent which is the sum of...
Brian McLogan
Translating subtraction using the difference
š 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
Solving an equation by combining like terms 6=5cā9ā2c
š 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
Evaluating an expression with two variables ex 8, (3g + 6)/n; g = 5; h = 7
š Learn how to evaluate mathematics expressions. A mathematics expression is a finite combination of numbers and symbols formed following a set of operations or rules. To evaluate a mathematics expression means to obtain the solution to...
Brian McLogan
Evaluating an expression with two variables ex 6, (b - c)^3; b = 4; c = 8
š Learn how to evaluate mathematics expressions. A mathematics expression is a finite combination of numbers and symbols formed following a set of operations or rules. To evaluate a mathematics expression means to obtain the solution to...
Brian McLogan
Simplifying an expression by adding and subtracting
š Learn how to simplify mathematics expressions. A mathematis expression is a finite combination of numbers and symbols formed following a set of operations or rules. To simplify a mathematics expression means to reduce the expression...
Brian McLogan
Combining like terms using distributive property ex2, 11x + 9x
š Learn how to simplify mathematics expressions. A mathematis expression is a finite combination of numbers and symbols formed following a set of operations or rules. To simplify a mathematics expression means to reduce the expression...
Brian McLogan
Find the endpoint when given midpoint and other endpoint ex 1
š In this playlist, you will learn what the distance and midpoint formulas are and how to apply them. The distance formula is derived from the Pythagorean theorem given the coordinates of two points. We will use the distance and midpoint...
Brian McLogan
Making adding fractions make sense - help me with my math homework
š Learn how to add or subtract fractions with common denominators. When adding or subtracting two or more fractions with common denominators, we add or subtract only the numerator while we keep the denominator the same. We will then...
Brian McLogan
Solving a logarithim, log81 (x) = 3/4
š Learn how to solve logarithmic equations. Logarithmic equations are equations with logarithms in them. To solve a logarithmic equation, we first isolate the logarithm part of the equation. After we have isolated the logarithm part of...