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Instructional Video3:34
Brian McLogan

Evaluate for Theta Between 0 and 2pi

12th - Higher Ed
👉 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...
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Instructional Video6:38
Brian McLogan

Solving by completing the square and factoring out a three

12th - Higher Ed
👉 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...
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Instructional Video4:29
Brian McLogan

Solving a quadratic by completing the square | Part 2

12th - Higher Ed
👉 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...
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Instructional Video3:06
Brian McLogan

Putting an equation in standard form when you have fractions

12th - Higher Ed
In this video series I show you how to write linear equations when given a point, slope, or two points. We will write the equation of a line using this information and using different forms of a linear equation. Slope intercept, point...
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Instructional Video1:30
Brian McLogan

How to determine when an absolute value inequality has no solution

12th - Higher Ed
👉 Learn how to solve multi-step absolute value inequalities. The absolute value of a number is the positive value of the number. For instance, the absolute value of 2 is 2 and the absolute value of -2 is also 2. To solve an absolute...
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Instructional Video3:27
Brian McLogan

Learn how to solve a system with substitution

12th - Higher Ed
👉Learn 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...
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Instructional Video10:25
Brian McLogan

Master Converting between exponential and logarithmic equations

12th - Higher Ed
Timestamps: 0:00 Intro 1:07 Example #1-4 4:04 Example #5-8 5:32 Example #9-12 6:26 Additional Example #13-16 Corrections: 6:10 (Example #12) Made a mistake, (1/3)^-3 must be equal to 27.
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Instructional Video1:41
Brian McLogan

Evaluate for Theta Between 0 and 2pi ex 4, tanθ = 0

12th - Higher Ed
👉 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...
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Instructional Video5:02
Brian McLogan

Compose Two Rational Functions then Find the Domain in Interval Notation

12th - Higher Ed
Learn how to compose two functions where one or both of those functions is/are rational. To compose two functions means to express one of the functions as a function of the other function. This is done by replacing the input variable of...
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Instructional Video4:58
Brian McLogan

Graphing an inequality when you have to switch the sign

12th - Higher Ed
👉 Learn how to graph linear inequalities with one variable. Linear inequalities are graphed the same way as linear equations, the only difference being that one side of the line that satisfies the inequality is shaded. Also broken line...
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Instructional Video5:19
Brian McLogan

Solve by completing the square

12th - Higher Ed
👉 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...
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Instructional Video4:00
Brian McLogan

Find the value of x when 2 functions are set equal to each other

12th - Higher Ed
In this video tutorial I show you how to solve a quadratic equation by factoring. To do this we first need to factor the equation by using any of the methods we have previously discussed. We then set our factored form of our quadratic to...
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Instructional Video3:42
Curated Video

Expanding Brackets using the Box (Grid) Method

12th - Higher Ed
The video is a tutorial on how to expand brackets using a different method than the traditional FOIL method. The presenter introduces the "grid method" and explains how to break down the brackets into different terms before multiplying....
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Instructional Video3:08
Brian McLogan

How to write the quotient of complex numbers in standard form

12th - Higher Ed
In this video series I show you how to simplify rational complex numbers. We do this by eliminating dividing by an imaginary number. We can either do this by multiplying by i which produces -1 or multiplying by the conjugate of a...
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Instructional Video4:02
Brian McLogan

Solve a System of Equations with Elimination when Your Solutions are Fractions

12th - Higher Ed
👉Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
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Instructional Video1:29
Brian McLogan

How to find the legs of a special right triangle when given the hypotenuse

12th - Higher Ed
👉 Learn about the special right triangles. A special right triangle is a right triangle having angles of 30, 60, 90, or 45, 45, 90. Knowledge of the ratio of the length of sides of a special right triangle enables us to solve for any...
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Instructional Video5:06
Brian McLogan

Overview of fractions - free math help - online tutor

12th - Higher Ed
👉 Learn how to understand the concept of fractions using parts of a whole. Fractions are parts of a whole and this concept can be illustrated using bars and circles. This concept can also be extended to understand equivalent fractions....
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Instructional Video2:43
Brian McLogan

Solve a system of equation when they are the same line

12th - Higher Ed
👉Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
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Instructional Video5:56
Brian McLogan

How to solve a system using substitution no solution

12th - Higher Ed
👉Learn 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...
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Instructional Video5:31
Brian McLogan

Simplifying two rational expressions with complex conjugates as denominators

12th - Higher Ed
In this math tutorial I will show you how to add and subtract complex numbers. You will learn the steps in adding rational complex numbers and rational expressions with imaginary. Like polynomials when adding complex numbers we can only...
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Instructional Video4:45
Brian McLogan

Solving by completing the square and factoring out a two

12th - Higher Ed
👉 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...
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Instructional Video1:33
Brian McLogan

Classify a polynomial then determining if it is a polynomial or not

12th - Higher Ed
👉 Learn how to determine whether a given equation is a polynomial or not. A polynomial function or equation is the sum of one or more terms where each term is either a number, or a number times the independent variable raised to a...
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Instructional Video3:30
Brian McLogan

Writing the equation of a line perpendicular to another through a given point

12th - Higher Ed
👉 Learn how to write the equation of a line that is perpendicular to a given line. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents in its variable(s)). There are various...
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Instructional Video5:00
Brian McLogan

Learn how to solve a system of equations by substitution

12th - Higher Ed
👉Learn 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...

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