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Brian McLogan
Given a Polynomial Function Find All of the Zeros
π 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
Solve an equation using the square root method
πLearn 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
Ordering from least to greatest
π Learn how to classify numbers. We will classify numbers as real, imaginary, rational, and irrational.
Brian McLogan
How to evaluate a radical of a perfect square rational number ex 6, root(1/25)
π Learn how to find the square root of rational numbers. To find the square root of a rational number, we first express the rational number as the square root of the numerator divided by the square root of the denominator and simplify....
Brian McLogan
Graphing logarithmic equations
π Learn all about graphing natural logarithmic functions. A logarithmic function is a function with logarithms in them. A natural logarithmic function (ln function) is a logarithmic function to the base of e. The graph of the parent...
Brian McLogan
Simplifying the root of a rational number
π Learn how to find the square root of rational numbers. To find the square root of a rational number, we first express the rational number as the square root of the numerator divided by the square root of the denominator and simplify....
Curated Video
Simplifying Square Roots with Physical Models
In this video, the teacher explains how to simplify square roots by using physical models and the Pythagorean theorem. They demonstrate how to calculate the length of a square root by finding the area of squares and splitting them into...
Brian McLogan
Dividing a integer by a radical
π Lean how to divide rational expressions with a radical in the denominator. To divide rational expressions with a radical in the denominator, we rationalize the denominator by multiplying both the numerator and denominator by the...
Brian McLogan
Given a point find the six trigonometric functions of the angle
π Learn all about evaluating trigonometric functions with triangles. In this playlist, we will learn how to evaluate, sine, cosine, tangent, cotangent, secant, and cosecant when given the sides of a triangle. If we have missing sides we...
Curated Video
How to Write Terminating and Repeating Decimals as Fractions
In this video lesson we will learn how to write terminating and repeating decimals as fractions. We will discover that a terminating decimal is a number the "ends". We will write the terminating decimal as a fraction while reviewing...
Curated Video
Understanding Closure Property: Sets of Numbers
Closure refers to the property of a set of numbers and operations where performing those operations on any two elements of the set always results in another element of the set. We examine various sets of numbers, such as whole numbers,...
Brian McLogan
Learn how to apply rational zero test to determine the number of possible rational zeros
π 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 apply the rational root test to determine your rational zeros
π 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
Simplifying the fifth root of a rational number
π Learn how to find the 5th root of rational numbers. To find the 5th root of a rational number, we first express the rational number as the 5th root of the numerator divided by the 5th root of the denominator and simplify. Where the...
Curated Video
Reasoning with Exponents and Radicals
In this short video we will answer a standardized math test question where we are asked to find the value of the unknown variable in a given equation for different situations. We will review the terms power, base, exponent, square root,...
Brian McLogan
What is the discriminant and what does it mean
π Learn all about the discriminant of quadratic equations. A quadratic equation is an equation whose highest power on its variable(s) is 2. The discriminant of a quadratic equation is a formula which is used to determine the type of...
Brian McLogan
Why do I need to know the difference of real numbers
π Learn how to classify numbers. We will classify numbers as real, imaginary, rational, and irrational.
Let's Tute
Operations on Real Numbers: Addition and Subtraction
The video is a lesson on rational and irrational numbers and their mathematical operations. The teacher explains the difference between rational and irrational numbers and how they can be added and subtracted. The lesson includes...
Brian McLogan
Introduction to rationalizing the denominator to simplify a radical expression
π Learn how to divide rational expressions with a radical in the denominator. To divide rational expressions with a radical in the denominator, we rationalize the denominator by multiplying both the numerator and denominator by the...
Let's Tute
Identifying Terminating and Non-Terminating Decimals in Rational Numbers
In this video, the teacher explains how to determine whether a rational number has a terminating or non-terminating decimal form without actually dividing the numerator by the denominator.
Brian McLogan
Simplifying a rational radical by multiplying by the conjugate
π Learn how to divide rational expressions having square root binomials. To divide a rational expression having a binomial denominator with a square root radical in one of the terms of the denominator, we multiply both the numerator and...
Brian McLogan
Overview of zeros of a polynomial - Online Tutor - Free Math Videos
π 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...
Curated Video
Converting Rational Numbers to Decimals
Convert a rational number in fraction form to a decimal.