Instructional Video1:25
Brian McLogan

Factoring a quadratic by diamond method

12th - Higher Ed
๐Ÿ‘‰Learn how to factor quadratics using the difference of two squares method. When a quadratic contains two terms where each of the terms can be expressed as the square of a number and the sign between the two terms is the minus sign, then...
Instructional Video7:26
Brian McLogan

Solving by completing the square

12th - Higher Ed
๐Ÿ‘‰ 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 Video3:42
Brian McLogan

Write the equation of a polynomial by converting zeros to factors and multiplying out

12th - Higher Ed
๐Ÿ‘‰ 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 Video6:50
Brian McLogan

Find the solution to a rational equations and label extraneous solutions

12th - Higher Ed
๐Ÿ‘‰ 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 expressions, one...
Instructional Video7:45
Brian McLogan

Pre-Calculus - Using Double Angle Formulas to Help Solve for Solutions to an Equation

12th - Higher Ed
๐Ÿ‘‰ Learn how to use the double angle identities to solve trigonometric equations. When we have equations with a double angle we will apply the identities to create an equation that can help solve by inverse operations or factoring. We...
Instructional Video5:03
Brian McLogan

Learn how to solve a trigonometric equation using double angle formula

12th - Higher Ed
๐Ÿ‘‰ Learn how to use the double angle identities to solve trigonometric equations. When we have equations with a double angle we will apply the identities to create an equation that can help solve by inverse operations or factoring. We...
Instructional Video3:30
Brian McLogan

Adding two radical expressions - Express math help - Free teacher

12th - Higher Ed
๐Ÿ‘‰ 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...
Instructional Video2:04
Brian McLogan

Rules of exponents to help us simplify a rational expression

12th - Higher Ed
๐Ÿ‘‰ Learn how to simplify expressions using the quotient rule and the negative exponent rule of exponents. The quotient rule of exponents states that the quotient of powers with a common base is equivalent to the power with the common base...
Instructional Video5:25
Brian McLogan

Solve by factoring when a is greater than one

12th - Higher Ed
we find two factors of the product of the constant term (the term with no variable) and the coefficient of the squared variable whose sum gives the linear term. These factors are now placed in separate brackets with x to form the factors...
Instructional Video5:46
Brian McLogan

Learn how to factor a quadratic by using the area of a box

12th - Higher Ed
๐Ÿ‘‰Learn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...
Instructional Video4:17
Brian McLogan

How to factor a trinomial when your middle and constant terms are positive

12th - Higher Ed
๐Ÿ‘‰Learn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...
Instructional Video2:00
Brian McLogan

Solving by difference of two squares when not a square number

12th - Higher Ed
๐Ÿ‘‰Learn how to solve quadratic equations by factoring the difference of two squares. We can identify the difference of two squares but looking for binomials that have square terms. Difference of two square quadratic equations is of the...
Instructional Video1:32
Brian McLogan

Solving a quadratic using by factoring out a GCF

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a quadratic equation by factoring out the GCF. When factoring out the GCF from an equation we will be looking for what the terms have in common. This method is very useful for quadratic equations that does not have...
Instructional Video2:02
Brian McLogan

Solving a quadratic equation when not equal to zero by factoring

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Instructional Video3:13
Brian McLogan

Solve by factoring when a perfect square

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a quadratic equation by factoring a perfect square trinomial. A perfect square trinomial quadratic equation is of the form y = x^2 +2cx + c^2, where c is a perfet square. There are couple of ways we can solve a...
Instructional Video1:50
Brian McLogan

Solve by factoring when a perfect square

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a quadratic equation by factoring a perfect square trinomial. A perfect square trinomial quadratic equation is of the form y = x^2 +2cx + c^2, where c is a perfet square. There are couple of ways we can solve a...
Instructional Video2:29
Brian McLogan

Solve by factoring when a perfect square

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a quadratic equation by factoring a perfect square trinomial. A perfect square trinomial quadratic equation is of the form y = x^2 +2cx + c^2, where c is a perfet square. There are couple of ways we can solve a...
Instructional Video2:11
Brian McLogan

Learn how to factor out the GCF to solve a quadratic equation

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a quadratic equation by factoring out the GCF. When factoring out the GCF from an equation we will be looking for what the terms have in common. This method is very useful for quadratic equations that does not have...
Instructional Video1:08
Brian McLogan

Learn how to factor out the GCF from a binomial

12th - Higher Ed
๐Ÿ‘‰Learn how to factor quadratics using the difference of two squares method. When a quadratic contains two terms where each of the terms can be expressed as the square of a number and the sign between the two terms is the minus sign, then...
Instructional Video3:19
Brian McLogan

Factoring out a variable and using zero product property to solve

12th - Higher Ed
๐Ÿ‘‰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 Video2:37
Brian McLogan

Factoring a trinomial when a is a negative 1

12th - Higher Ed
๐Ÿ‘‰Learn how to factor quadratics when the coefficient of the term with a squared variable is not 1. To factor an algebraic expression means to break it up into expressions that can be multiplied together to get the original expression. To...
Instructional Video2:48
Brian McLogan

Factor a Trinomial by First Factoring Out a Negative

12th - Higher Ed
๐Ÿ‘‰Learn how to factor quadratics when the coefficient of the term with a squared variable is not 1. To factor an algebraic expression means to break it up into expressions that can be multiplied together to get the original expression. To...
Instructional Video8:05
Brian McLogan

Learning how to determine end behavior of any polynomial

12th - Higher Ed
๐Ÿ‘‰ Learn how to determine the end behavior of the graph of a polynomial function. To do this we will first need to make sure we have the polynomial in standard form with descending powers. We will then identify the leading terms so that...
Instructional Video12:46
Brian McLogan

Find All the Zeros of a Polynomial To the Fourth Gegree

12th - Higher Ed
๐Ÿ‘‰ 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...