Instructional Video59:27
Brian McLogan

Zeros of Polynomials | Polynomials | Pre-Calculus

12th - Higher Ed
In this video we will cover how to determine the real zeros of a polynomial by factoring as well as writing the equation of a polynomial given the zeros and multiplicity. We will focus on factoring polynomials with two, three and four...
Instructional Video2:02
Brian McLogan

x and y intercepts in factored form

12th - Higher Ed
👉 Learn how to find all the zeros of a factored 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...
Instructional Video6:49
Brian McLogan

How do you solve a quadratic when a is not 1

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 Video3:31
Brian McLogan

Solve Trig Equation Double Angle Formula

12th - Higher Ed
Solve Trig Equation Double Angle Formula
Instructional Video5:36
Brian McLogan

Learn how to solve a quadratic using 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...
Instructional Video33:34
Brian McLogan

Find all the zeros given a zero or factor

12th - Higher Ed
Find all the zeros given a zero or factor
Instructional Video6:33
Brian McLogan

10% Students Solve This Trig Equation Wrong (Including me!)

12th - Higher Ed
Once you have a solid idea for how to solve trigonometric equations it is time for a challenge. A problem that will test you knowledge and ability to apply algebraic concepts to trigonometric equations. This problem does exactly that.
Instructional Video3:36
Brian McLogan

Solving a rational Equation

12th - Higher Ed
👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Instructional Video11:02
Brian McLogan

Master writing the equation of a polynomial given rational zeros

12th - Higher Ed
Master writing the equation of a polynomial given rational zeros
Instructional Video13:09
Brian McLogan

Master Condensing Logarithmic Expressions using the Properties of Logarithms

12th - Higher Ed
Master Condensing Logarithmic Expressions using the Properties of Logarithms
Instructional Video3:51
Brian McLogan

Write the equation of the polynomial given the zeros

12th - Higher Ed
👉 Learn how to write the equation of a polynomial when given complex 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 Video16:43
Curated Video

Using the Properties of Exponents to Simplify Expressions

9th - 12th
This video lesson reviews the seven properties of exponents. Each of the properties is modeled to simplify expressions and student practice is embedded in the lesson. Applying more than one property to the simplifying of an expression is...
Instructional Video6:13
Brian McLogan

Finding all of the solutions of a equation with tangent and a triple angle

12th - Higher Ed
👉 Learn how to solve trigonometric equations using the zero product property. The zero product property states that when the product of two quantities is equal to 0, then either of the quantities is zero. When solving factored...
Instructional Video3:51
Brian McLogan

Solving a trigonometric equation with an undefined answer of cosine

12th - Higher Ed
👉 Learn how to solve trigonometric equations by factoring out the GCF. When solving trigonometric equations involving the multiples of the same trigonometric function. It is very useful to collect similar trigonometric functions together...
Instructional Video12:59
Brian McLogan

Master Solving trigonometric equations with two different trig functions

12th - Higher Ed
Master Solving trigonometric equations with two different trig functions
Instructional Video9:37
Brian McLogan

Learn How to Find All Zeros of a Polynomial Using Rational Zero Test and Synthetic

12th - Higher Ed
👉 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...
Instructional Video7:27
Brian McLogan

Given One Zero or Factor Find the Remaining Zeros

12th - Higher Ed
👉 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 Video6:39
Brian McLogan

Solve a rational equation with factoring and extraneous solution

12th - Higher Ed
👉 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 Video4:18
Brian McLogan

Use Synthetic Division to Find the Remaining Zeros Given One Imaginary Zero

12th - Higher Ed
👉 Learn how to find all the zeros of a polynomial given one complex 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 Video3:29
Brian McLogan

Solving a Radical Equation When You Have One Extraneous Solution

12th - Higher Ed
👉 Learn how to solve radical (square root) equations having one radical term. To solve a radical (square root) equation having one radical terms, we isolate the radical term by placing it in one side of the equation. Next, we get rid of...
Instructional Video4:45
Curated Video

Dividing Powers: The Quotient Property

9th - 12th
In this video lesson we will learn how to divide powers using the Quotient of Powers Property. We will discover that to divide powers with the same base you subtract the exponents. We will also combine what we learned about multiplying...
Instructional Video4:57
Brian McLogan

Learn how to write the equation of a polynomial given 4 zeros

12th - Higher Ed
👉 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 Video2:42
Brian McLogan

How to find the roots of a polynomials by factoring

12th - Higher Ed
👉 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 Video19:43
Brian McLogan

Master - How to find the zeros of a polynomial function by factoring and determine multiplicity

12th - Higher Ed
👉 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...