Brian McLogan
Solve with difference of two cubes, find all the zeros, linear factors
👉 Learn how to find the zeroes of a polynomial equation/expression involving the sum/difference of two cubes. Given a polynomial having the sum of two cubes, the polynomial can be factored as follows: a^3 + b^3 = (a + b)(a^2 - ab + b^2)....
Brian McLogan
Sketching the graph of a polynomial using the zeros and multiplicity
👉 Learn how to use the tools needed to graph a polynomial function in factored form. A polynomial in factored form is when the polynomial is written as a product of its linear factors. Each linear factor represents an x-intercept and the...
Brian McLogan
Factoring using difference of two squares by factoring out a variable
👉 Learn how to factor polynomials using the difference of two squares for polynomials raised to higher powers. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are...
Brian McLogan
Write a polar equation in rectangular form and identify the center and radius
Write a polar equation in rectangular form and identify the center and radius
Brian McLogan
Dividing two rational expressions by factoring and simplifying
Learn how to divide rational expressions. A rational expression is an expression in the form of a fraction, usually having variable(s) in the denominator. Recall that to divide by a fraction, we multiply by the reciprocal of the...
Brian McLogan
How to apply factoring to solve a trigonometric equation
👉 Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric equations, they include factoring out the GCF and simplifying the factored equation. Another method is to use a...
Brian McLogan
Completing the Square | 28 Examples
In this video I will show you hwo to complete the square by working through 28 different examples. We will focus on basic completing the square problems when a=1.
Brian McLogan
Finding the Zeros of a Polynomial to the Fourth Degree
👉 Learn how to find all the zeros of a polynomial. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The zeros of a polynomial are the values...
Brian McLogan
Factoring a trinomial raised to a higher power by factoring out GCF
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...
Brian McLogan
Factor the denominator to help you simplify a rational expression
Learn how to simplify 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 simplify a rational expression, we factor...
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
Master Simplifying trigonometric expressions by using factoring
Master Simplifying trigonometric expressions by using factoring
Brian McLogan
How to simplify a rational expression with exponents to higher powers
How to simplify a rational expression with exponents to higher powers
Brian McLogan
Graphing the reciprocal identity with a removable discontinuity
👉 Learn how to graph the reciprocal function. A reciprocal function is a rational function whose expression of the variable is in the denominator. A reciprocal function is of the form f(x) = a / (x + h) + k, where h is the vertical...
Brian McLogan
How to Find the Zeros of a Polynomial by Factoring to the 4th Power
👉 Learn how to find all the zeros of a polynomial. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The zeros of a polynomial are the values...
Brian McLogan
Factoring Binomials | Step by Step | Part 2
👉 In this video I will show you how to factor a binomial by working through four different examples. The first two examples we practice factoring out the GCF, and then move to factoring using a difference of two squares and last but not...
Brian McLogan
Write the quadratic in vertex form from standard form
Write the quadratic in vertex form from standard form
Brian McLogan
Student Mistakes with COMPLETING THE SQUARE
Completing the square is a common process that students struggle with that I am no stranger to. In this video I will highlight the mistakes I made as well as my students.
Brian McLogan
Learning to solve rational equations in math class
👉 Learn how to solve rational equations. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. There are many ways to solve rational equations, one of...
Brian McLogan
Determining the non removable holes of a rational function
👉 Learn how to find the removable and non-removable discontinuity of a function. A function is said to be discontinuous at a point when there is a gap in the graph of the function at that point. A discontinuity is said to be removable...
Brian McLogan
How to find the product of two rational expressions and add in the constraints
Learn how to add and/or subtract 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. When adding or subtracting rational...
Brian McLogan
Factoring by grouping
Learn how to factor expressions of two variables by grouping. To factor an algebraic expression means to break it up into expressions that can be multiplied together to get the original expression. When a given expression can be grouped...
Brian McLogan
Rational Expressions | Preparing for Precalculus Part 5
Rational Expressions | Preparing for Precalculus Part 5