Instructional Video4:24
Curated Video

Multiplying Two Mixed Numbers

K - 12th
Multiply two mixed numbers.
Instructional Video1:46
Curated Video

Multiplying a Whole by a Fraction (Example)

K - 12th
Multiply a whole by a fraction using a fraction by a fraction formula.
Instructional Video1:08
Curated Video

Solving One-Step Equations with Fractions

9th - 12th
This video explains how to solve a one-step equation by identifying the operation being done to the variable and using its inverse operation. The teacher demonstrates how to flip the fraction and multiply by the reciprocal to isolate...
Instructional Video5:01
Curated Video

Finding the Side Length of a Square

K - 5th
In this video, the teacher explains how to find the side length of a square given its area. The teacher emphasizes that multiplying the side length by itself gives the area of a square.
Instructional Video15:06
Brian McLogan

Operations with functions

12th - Higher Ed
👉 Learn how to apply operations to functions such as adding, subtracting, multiplying, and dividing to two functions. To add/subtract/multiply or divide two functions, we algebraically add/subtract/multiply or add the rules (contents) of...
Instructional Video6:15
Brian McLogan

Evaluate the half angle of sine from 22 5 degrees

12th - Higher Ed
👉 Learn how to evaluate the Sine of an angle using the half-angle formula. The half-angle formula for Sine is helpful when you need to determine the exact value of function given an angle but cannot use a calculator or the angle is not...
Instructional Video3:46
Brian McLogan

Verifying trigonometric identities by multiplying by the reciprocal

12th - Higher Ed
👉 Learn how to verify trigonometric identities having rational expressions. To verify trigonometric expression means to verify that the term on the left hand side of the equality sign is equal to the term on the right hand side. To...
Instructional Video3:53
Brian McLogan

Verifying identities using two different variables

12th - Higher Ed
👉 Learn how to verify trigonometric identities having rational expressions. To verify trigonometric expression means to verify that the term(s) on the left hand side of the equality sign is equal to the term(s) on the right hand side. To...
Instructional Video2:03
Brian McLogan

Understanding multiplying trig functions

12th - Higher Ed
👉 Learn how to simplify trigonometric expressions by factoring, expansion, and re-grouping. To simplify a trigonometric identity means to reduce the identity to the simplest form it can take which may be a number or a simple...
Instructional Video5:45
Brian McLogan

How to simplify an expression using the quotient rule of radicals, fourth root

12th - Higher Ed
👉 Learn how to find the 4th root of rational expressions. To find the 4th root of a rational expression, we first express the rational expression as the 4th root of the numerator divided by the 4th root of the denominator. Next we...
Instructional Video2:53
Brian McLogan

How to find the horizontal shift when there is a compression of a function

12th - Higher Ed
👉 Learn how to graph absolute value equations when we have a value of b other than 1. B will affect our horizontal shift as well as horizontal stretch compress. We will do this by first identifying the axis of symmetry and using a table...
Instructional Video4:20
Brian McLogan

How To Evaluate the Composition of Three Functions

12th - Higher Ed
Learn how to compose two functions where one or both of those functions is/are quadratic. To compose two functions means to express one of the functions as a function of the other function. This is done by replacing the input variable of...
Instructional Video4:38
Brian McLogan

Multiply expressions and simplify using trigonometric identities

12th - Higher Ed
Multiply expressions and simplify using trigonometric identities
Instructional Video3:59
Brian McLogan

Multiplying two rational expressions with polynomials

12th - Higher Ed
Learn how to multiply rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. To multiply two rational expressions, we use the...
Instructional Video8:18
Brian McLogan

Master multiplying linear binomials

12th - Higher Ed
Master multiplying linear binomials
Instructional Video1:30
Brian McLogan

How to write an equation from vertex form to standard form

12th - Higher Ed
👉 Learn how to write a quadratic equation from standard form to vertex form by completing the square. A quadratic equation is an equation whose highest exponent in the variable(s) is 2. It is of the form f(x) = ax^2 + bx + c. Given a...
Instructional Video4:39
Brian McLogan

Dividing rational expressions with lots of factoring

12th - Higher Ed
Dividing rational expressions with lots of factoring
Instructional Video2:03
Brian McLogan

Simplify a radical expression by multiplying by square root of five on top and bottom

12th - Higher Ed
👉 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...
Instructional Video3:02
Brian McLogan

Rationalizing the denominator with a radical in the numerator and denominator

12th - Higher Ed
👉 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...
Instructional Video4:44
Brian McLogan

Writing the polynomial function with a complex number as a zero

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 Video1:10
Brian McLogan

Writing the equation of a function given different transformations

12th - Higher Ed
👉 Learn how to graph the reciprocal function. A reciprocal function is a rational function whose expression of the variable is in the denominator. A reciprocal function is of the form f(x) = a / (x + h) + k, where h is the vertical...
Instructional Video2:03
Brian McLogan

Learn how to determine the product of a monomial and a binomial

12th - Higher Ed
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...
Instructional Video9:59
Brian McLogan

Multiplying two rational expression when simplifying using the difference of two squares

12th - Higher Ed
Learn how to multiply rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. To multiply two rational expressions, we use the...
Instructional Video10:38
Brian McLogan

Learn how to multiply two rational expressions and then simplify

12th - Higher Ed
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...