Instructional Video2:51
Brian McLogan

How to find the zeros of an quadratic equation - Free Math Help

12th - Higher Ed
πŸ‘‰Learn how to solve quadratic equations by factoring. We will focus on factoring special techniques such as the zero product property, difference of two squares, box method and guess and check. Once we have factored the quadratic...
Instructional Video5:14
Brian McLogan

How do you solve a perfect square trinomial

12th - Higher Ed
πŸ‘‰Learn how to solve quadratic equations by factoring. We will focus on factoring special techniques such as the zero product property, difference of two squares, box method and guess and check. Once we have factored the quadratic...
Instructional Video5:31
Brian McLogan

Simplifying a trigonometric expression by factoring out the GCF

12th - Higher Ed
πŸ‘‰ Learn how to simplify identities by factoring. Just like in normal algebraic expressions, trigonometric identities can be simplified by factoring out the GCFs from the terms of the identities, then common trigonometric identities like...
Instructional Video4:02
Brian McLogan

Applying factoring to simplify my trigonometric expression

12th - Higher Ed
πŸ‘‰ Learn how to simplify identities by factoring. Just like in normal algebraic expressions, trigonometric identities can be simplified by factoring out the GCFs from the terms of the identities, then common trigonometric identities like...
Instructional Video11:05
Brian McLogan

Learn how to solve a quadratic by completing the square with fraction

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video5:13
Brian McLogan

Learn how to write the end behavior from a polynomial in factored form

12th - Higher Ed
πŸ‘‰ Learn how to determine the end behavior of the graph of a factored polynomial function. To do this we will first need to make sure we have a polynomial in standard form (i.e. we will expand all factored terms) with descending powers....
Instructional Video6:10
Brian McLogan

Completing the square to solve a quadratic with irrational solutions

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video2:28
Brian McLogan

Complete the square to write the equation from standard form to vertex form

12th - Higher Ed
πŸ‘‰ Learn how to write a quadratic equation from standard form to vertex form by completing the square. A quadratic equation is an equation whose highest exponent in the variable(s) is 2. It is of the form f(x) = ax^2 + bx + c. Given a...
Instructional Video3:02
Brian McLogan

Learning to simplify a rational expression

12th - Higher Ed
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...
Instructional Video7:51
Brian McLogan

Given a Zero as a Fraction, Find the Remaining Zeros of the Polynomial

12th - Higher Ed
πŸ‘‰ Learn how to find all the zeros of a polynomial given one rational zero. 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...
Instructional Video3:56
Brian McLogan

How to simplify a rational expressions

12th - Higher Ed
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...
Instructional Video3:08
Brian McLogan

How to factor a trinomial completely over real numbers

12th - Higher Ed
Learn how to factor higher order trinomials. 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. To factor an algebraic expression means to break...
Instructional Video2:56
Brian McLogan

How to apply transformations to graph the quadratic equation

12th - Higher Ed
πŸ‘‰ Learn how to graph quadratic equations in vertex form. A quadratic equation is an equation of the form y = ax^2 + bx + c, where a, b and c are constants. The graph of a quadratic equation is in the shape of a parabola which can either...
Instructional Video3:15
Brian McLogan

Given different transformations, learn how to write the equation of a cubic function

12th - Higher Ed
πŸ‘‰ Learn how to write the equation of a polynomial when given rational zeros. Recall that 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...
Instructional Video1:51
Brian McLogan

Find all of the Zeros of a Polynomial by Factoring

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video2:53
Brian McLogan

Factoring three terms with distributive property

12th - Higher Ed
πŸ‘‰ Learn how to factor polynomials by GCF. 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. To factor an algebraic expression means to break it...
Instructional Video2:44
Brian McLogan

Factoring out a GCF and then a prime polynomial

12th - Higher Ed
πŸ‘‰ Learn how to factor polynomials by GCF. 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. To factor an algebraic expression means to break it...
Instructional Video5:02
Brian McLogan

Apply Descartes rule of signs to a polynomial to find the roots

12th - Higher Ed
πŸ‘‰ Learn about Descartes' Rule of Signs. Descartes' rule of the sign is used to determine the number of positive and negative real zeros of a polynomial function. Knowing the number of positive and negative real zeros enables also to also...
Instructional Video5:43
Brian McLogan

Solve with difference of two cubes, find all the zeros, linear factors

12th - Higher Ed
πŸ‘‰ 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)....
Instructional Video5:54
Brian McLogan

solve a quadratic equation by completing the square using given steps

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video6:20
Brian McLogan

Understanding the vertex and translations of a quadratic

12th - Higher Ed
πŸ‘‰ Learn how to graph quadratic equations by completing the square. A quadratic equation is an equation of the form y = ax^2 + bx + c, where a, b and c are constants. The graph of a quadratic equation is in the shape of a parabola which...
Instructional Video4:52
Brian McLogan

Using the remainder theorem and checking your answer with synthetic division

12th - Higher Ed
πŸ‘‰ Learn about and how to apply the remainder and factor theorem. The remainder theorem states that f(a) is the remainder when the polynomial f(x) is divided by x - a. Thus, given a polynomial, f(x), which is to be divided by a linear...
Instructional Video4:32
Brian McLogan

Summary Simplifying rational expressions

12th - Higher Ed
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...
Instructional Video2:21
Brian McLogan

Write the linear factorization and solve quadratic

12th - Higher Ed
πŸ‘‰ Learn how to find all the zeros of a polynomial that cannot be easily factored. 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...