Instructional Video3:53
Brian McLogan

Math tutorial for how to use and apply the rational zero test

12th - Higher Ed
👉 Learn how to use the Rational Zero Test on Polynomial expression. Rational Zero Test or Rational Root test provide us with a list of all possible real Zeros in polynomial expression. Rational Zero Test can be helpful to find all the...
Instructional Video5:27
Brian McLogan

How to use and apply Descartes Rule of signs

12th - Higher Ed
👉 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 Video3:33
Brian McLogan

Learn how to write the equation of the polynomial given irrational zeros

12th - Higher Ed
👉 Learn how to write the equation of a polynomial when given irrational 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....
Instructional Video6:21
Brian McLogan

Graph the polynomial given polynomial and using multiplicity and end behavior

12th - Higher Ed
👉 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...
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 Video3:37
Brian McLogan

How to divide using synthetic division and write your remainder over your divisor

12th - Higher Ed
👉 Learn about dividing by synthetic division when the divisor is a fraction. Synthetic division is a method of dividing polynomials by linear expressions. To divide using synthetic division, we equate the divisor to 0 and then solve for...
Instructional Video4:55
Brian McLogan

Finding the Zeros of a Polynomial to the Fourth Degree

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 Video16:43
Brian McLogan

What is important to know about polynomials?

12th - Higher Ed
What is important to know about polynomials?
Instructional Video8:59
Brian McLogan

Learn how to solve a polynomial using the difference of two cubes and quadratic formula

12th - Higher Ed
👉 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 Video6:25
Brian McLogan

Determine the number of extrema of a polynomial

12th - Higher Ed
👉 Learn how to determine the extrema from a graph. The extrema of a function are the critical points or the turning points of the function. They are the points where the graph changes from increasing to decreasing or vice versa. They are...
Instructional Video1:44
Brian McLogan

Multiplying Binomials and Trinomials the Easy Way - Math Tutorial

12th - Higher Ed
👉 Learn how to multiply polynomials. To multiply polynomials, we use the distributive property. The distributive property is essential for multiplying polynomials. The distributive property is the use of each term of one of the...
Instructional Video18:48
Brian McLogan

Factoring polynomials to find the zeros and multiplicity

12th - Higher Ed
Factoring polynomials to find the zeros and multiplicity
Instructional Video4:56
Brian McLogan

How to sketch the graph a polynomial using factors and multiplicity

12th - Higher Ed
👉 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...
Instructional Video2:18
Brian McLogan

How to find the real root of a cubic function

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 Video3:10
Brian McLogan

How to Find the Zeros of a Polynomial by Factoring to the 4th Power

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 Video8:45
Brian McLogan

Using end behavior, zeros and the intermediate value theorem to graph a polynomial

12th - Higher Ed
👉 Learn how to use the tools needed to graph a Polynomial function in standard form. The tools we will use to help us graph are end behavior, finding the zeros by factoring synthetic division as well as identify the multiplicity of each...
Instructional Video6:41
Brian McLogan

Learning how to divide two polynomials using long division

12th - Higher Ed
👉 Learn how to divide polynomials by quadratic divisors using the long division algorithm. Before dividing a polynomial, it is usually important to arrange the divisor in the descending order of powers of the variable(s). To divide a...
Instructional Video3:18
Brian McLogan

How to find the zeros and multiplicity by factoring 2 terms

12th - Higher Ed
How to find the zeros and multiplicity by factoring 2 terms
Instructional Video8:44
Brian McLogan

Learn How to Solve a Polynomial Using the Difference of Two Cubes

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 Video4:16
Brian McLogan

How to use the zeros and multiplicity to graph the equation of a polynomial

12th - Higher Ed
👉 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...
Instructional Video2:25
Brian McLogan

Learn how to find the end behavior of a factored polynomial

12th - Higher Ed
👉 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 Video6:50
Brian McLogan

What is multiplicity and what does it mean for the zeros of a graph

12th - Higher Ed
👉 Learn about zeros and multiplicity. The zeroes of a polynomial expression are the values of x for which the graph of the function crosses the x-axis. They are the values of the variable for which the polynomial equals 0. The...
Instructional Video4:30
Brian McLogan

What is a polynomial function

12th - Higher Ed
👉 Learn about zeros and multiplicity. The zeroes of a polynomial expression are the values of x for which the graph of the function crosses the x-axis. They are the values of the variable for which the polynomial equals 0. The...
Instructional Video3:31
Brian McLogan

Using the Box Method to Multiply a Trinomial by a Trinomial - Math Tutorial

12th - Higher Ed
👉 Learn how to multiply polynomials. To multiply polynomials, we use the distributive property. The distributive property is essential for multiplying polynomials. The distributive property is the use of each term of one of the...