Brian McLogan
Learn how to determine the number of imaginary,real positive &real negative zeros of a polynomial
👉 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
Determining Factors and Listing the Zeros of a Polynomial Using Synthetic Division
👉 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
Divide two polynomials by using division
👉 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
Learn How to Use the Rational Zero Test to Find the Zeros of a Polynomial
👉 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...
Curated Video
Reading and Writing Whole Numbers (Base-ten numerals)
Read and write multi-digit whole numbers in base-ten numerals.
Curated Video
Multiplying and Dividing by Multiples of 10
In this video, students learn how to multiply and divide by multiples of 10 by moving the decimal point. The teacher explains the concept of multiples of 10 and the base 10 system. Using examples and a place value chart, the teacher...
Packt
CompTIA Network+ Certification N10-007: The Total Course - Meet the Frame
This video introduces you to frame, the primary data encapsulation unit. This clip is from the chapter "Network Models" of the series "CompTIA Network+ Certification N10-007: The Total Course".In this section, you will learn to work on...
Brian McLogan
Solving a quadratic using the square root method when there are no solutions
👉Learn how to solve quadratic equations using the square root method. It is important to understand that not all quadratics have to be solved using factoring or quadratic formula. When we only have one variable but it is squared we can...
Brian McLogan
Applying Rational Zero Test Then Find All of the Zeros
👉 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...
Brian McLogan
How to find the zeros, intercepts, and multiplicity
In this math tutorial I show you how to find the real zeros of a polynomial function by solving for x using algebraic techniques such as factoring, completing the square and the quadratic formula. I also show you how to determine the...
Brian McLogan
How to Determine the Zeros of a Polynomial
👉 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...
Brian McLogan
How the number of sign changes of a polynomial helps us determine the number or real zeros
👉 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
How do you find the axis of symmetry and vertex in intercept form
👉 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...
Brian McLogan
Find the roots of a quadratic equation by factoring
👉 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...
Brian McLogan
Find all the possible rational zeros given a polynomial
👉 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...
Curated Video
KS2 Primary Maths Age 9-13 - Calculations: Subtracting Whole Numbers - Explained
SchoolOnline's Primary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 9-13, they cover every key topic and sub topic covered in Maths in clear and easy to follow steps. This video looks at...
Brian McLogan
Zeros of Polynomials | Polynomials | Pre-Calculus
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...
Brian McLogan
Master Determining the number of real positive, real negative and complex zeros, descartes rule of s
Master Determining the number of real positive, real negative and complex zeros, descartes rule of s
Brian McLogan
Sketch the graph of a factored polynomial using multiplicity
👉 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
SYTHENTIC DIVISION mistakes
Students often prefer sythentic division over long division because it is "easier" and faster. However students still make many mistakes and in this video I will highlight some of the most common mistakes.
Brian McLogan
x and y intercepts in factored form
👉 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...
Brian McLogan
What do the zeros roots tell us of a polynomial
👉 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...
Brian McLogan
Learn to find the possible real positive & negative zeros from 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...