Curated Video
Introduction to Array Formulas in Microsoft Excel
This video introduces the concept of array formulas in Microsoft Excel, demonstrating how they can efficiently perform multiple calculations simultaneously on groups of cells. By using array formulas, complex tasks such as counting the...
Science360
Binary - Chalk Talk
How binary is the world we live in? Chalk Talk is a series of short videos that act as a video glossary to define specific scientific terms or concepts in a fun, easy to understand way. In each episode you'll learn what it is, why...
Brian McLogan
Applying the rules of exponents to multiply to monomials
👉 Learn how to simplify expressions using the product rule of exponents. The product rule of exponents states that the product of powers with a common base is equivalent to a power with the common base and an exponent which is the sum of...
Brian McLogan
How to write a polynomial in standard form when divided by a number
👉 Learn how to classify polynomials based on the number of terms as well as the leading coefficient and the degree. When we are classifying polynomials by the number of terms we will focus on monomials, binomials, and trinomials, whereas...
Brian McLogan
Exam Review Find the y intercept given point and roots of a polynomial
Exam Review Find the y intercept given point and roots of a polynomial
Brian McLogan
Learn how to solve a rational equation and check your solutions
👉 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...
Brian McLogan
Learning how to apply long division between two polynomials
👉 Learn how to divide polynomials using the long division algorithm. To be able to solve a polynomial, we need to be able to get the factors and hence the zeros. To get the factors, we use the rational zeros theorem to get one of the...
Brian McLogan
Math tutorial for how to use and apply the rational zero test
👉 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...
Brian McLogan
How to use and apply Descartes Rule of signs
👉 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...
Brian McLogan
Learn how to write the equation of the polynomial given irrational zeros
👉 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....
Curated Video
World of Computer Networking Your CCNA start - Hosts in the Same Network - Example 1
This video explains hosts in the same network with an example. This clip is from the chapter "Networks Masks and Subnetting" of the series "World of Computer Networking: Your CCNA start".This section introduces you to networks masks and...
Brian McLogan
How to graph a rational function using 6 steps
👉 Learn how to graph a rational function. To graph a rational function, we first find the vertical and horizontal or slant asymptotes and the x and y-intercepts. After finding the asymptotes and the intercepts, we graph the values and...
Brian McLogan
Graph the polynomial given polynomial and using multiplicity and end behavior
👉 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
Give One Imaginary Zero Find the Remaining Zeros
👉 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...
Brian McLogan
Given a Factor Find the Quotient and Write as a Product of Factors
👉 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...
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
Finding and graphing the vertical and horizontal asymptotes
👉 Learn how to graph a rational function. To graph a rational function, we first find the vertical and horizontal or slant asymptotes and the x and y-intercepts. After finding the asymptotes and the intercepts, we graph the values and...
Brian McLogan
What is important to know about polynomials?
What is important to know about polynomials?
Brian McLogan
Why does synethetic division different than long division
👉 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...
Brian McLogan
Using the remainder theorem to confirm if you have a zero or not
👉 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...
Brian McLogan
Determining the possible rational zeros using the rational zero test
👉 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...
Brian McLogan
Master writing the equation of a polynomial given rational zeros
Master writing the equation of a polynomial given rational zeros
Brian McLogan
Learn how to solve a polynomial using the difference of two cubes and quadratic formula
👉 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)....