Instructional Video3:35
Curated Video

Simplifying Square Roots with Physical Models

K - 5th
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...
Instructional Video2:38
XKA Digital

Take ownership of your own agenda

Higher Ed
Steve is Commercial Director and Chief Marketing Officer, UK & Ireland for Kraft Heinz, joining the company in March 2017. In this board leadership role he is responsible for the UK marketing and commercial functions at Kraft Heinz....
Instructional Video3:48
Brian McLogan

How to solve a multi step problem with distributive property on both sides

12th - Higher Ed
👉 Learn how to solve multi-step equations with parenthesis and variable on both sides of the equation. An equation is a statement stating that two values are equal. A multi-step equation is an equation which can be solved by applying...
Instructional Video3:04
Brian McLogan

Solving an equation with brackets

12th - Higher Ed
👉 Learn how to solve multi-step equations. An equation is a statement stating that two values are equal. A multi-step equation is an equation which can be solved by applying multiple steps of operations to get the solution. To solve a...
Instructional Video3:16
Brian McLogan

Solving an equation with variable on both sides infinite solutions

12th - Higher Ed
👉 Learn how to solve multi-step equations with parenthesis and variable on both sides of the equation. An equation is a statement stating that two values are equal. A multi-step equation is an equation which can be solved by applying...
Instructional Video2:52
Brian McLogan

Solving a multi step equation using distributive property

12th - Higher Ed
👉 Learn how to solve multi-step equations with parenthesis and variable on both sides of the equation. An equation is a statement stating that two values are equal. A multi-step equation is an equation which can be solved by applying...
Instructional Video2:53
Brian McLogan

Evaluate an expression with two variables ex 7, ((3b)^2 + b) / c; b = 4; c = 8

12th - Higher Ed
👉 Learn how to evaluate mathematics expressions. A mathematics expression is a finite combination of numbers and symbols formed following a set of operations or rules. To evaluate a mathematics expression means to obtain the solution to...
Instructional Video2:22
Brian McLogan

Evaluating an expression with one variable ex 9, ((z - 1)^2 + z) / (z + 1); z = -7

12th - Higher Ed
👉 Learn how to evaluate mathematics expressions. A mathematics expression is a finite combination of numbers and symbols formed following a set of operations or rules. To evaluate a mathematics expression means to obtain the solution to...
Instructional Video3:25
Brian McLogan

Simplify an expression by applying distributive property across parenthesis and brackets

12th - Higher Ed
👉 Learn how to simplify mathematics expressions. A mathematis expression is a finite combination of numbers and symbols formed following a set of operations or rules. To simplify a mathematics expression means to reduce the expression...
Instructional Video1:33
Brian McLogan

How to use special right triangles to find missing lengths

12th - Higher Ed
👉 Learn about the special right triangles. A special right triangle is a right triangle having angles of 30, 60, 90, or 45, 45, 90. Knowledge of the ratio of the length of sides of a special right triangle enables us to solve for any...
Instructional Video1:16
Brian McLogan

Given the long leg of a special right triangle determine the missing lengths

12th - Higher Ed
👉 Learn about the special right triangles. A special right triangle is a right triangle having angles of 30, 60, 90, or 45, 45, 90. Knowledge of the ratio of the length of sides of a special right triangle enables us to solve for any...
Instructional Video2:33
Brian McLogan

How to simplify an expression using even odd and cofunction trig identities

12th - Higher Ed
How to simplify an expression using even odd and cofunction trig identities
Instructional Video6:53
Brian McLogan

Verifying trigonometric identities, hard with multiple steps

12th - Higher Ed
👉 Learn how to verify rational trigonometric identities involving the addition and subtraction of terms. 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...
Instructional Video6:34
Brian McLogan

Verifying a trigonometric identity

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 Video2:00
Brian McLogan

What do I need to know to verify trigonometric Identities

12th - Higher Ed
👉 Learn all about the different trigonometric identities and how they can be used to evaluate, verify, simplify and solve trigonometric equations. The identities discussed in this playlist will involve the quotient, reciprocal,...
Instructional Video4:21
Brian McLogan

Verify the identity with co function and even odd identities

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 Video2:37
Brian McLogan

Use pythagorean identities and reciprocal identities to simplify a trig expression

12th - Higher Ed
👉 Learn how to verify trigonometric identities having rational expressions. To verify trigonometric expression means to verify that the terms on the left-hand side of the equality sign is equal to the terms on the right-hand side. To...
Instructional Video2:13
Brian McLogan

Simplify expressions using fundamental identities

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 Video3:55
Brian McLogan

Simplifying a radical with variables as the radicand

12th - Higher Ed
👉 Learn how to simplify the square root of an expression. The square root of an expression is an expression which will multiply itself twice to give the original expression. To simplify the square root of an expression, we...
Instructional Video3:49
Brian McLogan

Perform subtraction of two functions and then evaluate

12th - Higher Ed
👉 Learn how to add or subtract two functions. Given two functions, say f(x) and g(x), to add (f+g)(x) or f(x) + g(x) or to subtract (f - g)(x) or f(x) - g(x) the two functions we use the method of adding/subtracting algebraic expressions...
Instructional Video1:48
Brian McLogan

Using the reciprocal of a fraction to rewrite an expression with a positive power

12th - Higher Ed
👉 Learn how to simplify expressions using the power rule and the negative exponent rule of exponents. When several terms of an expression is raised to an exponent outside the parenthesis, the exponent is distributed over the individual...
Instructional Video1:14
Brian McLogan

Simplifying a radical expression by using the product rule

12th - Higher Ed
👉 Learn how to simplify the square root of an expression. The square root of an expression is an expression which will multiply itself twice to give the original expression. To simplify the square root of an expression, we...
Instructional Video3:24
Brian McLogan

Simplify the subtraction of two binomials - Do my homework

12th - Higher Ed
👉 Learn how to add and subtract polynomials by either using the vertical or horizontal method.
Instructional Video1:04
Brian McLogan

Simplify an expression by applying the product rule and negative powers

12th - Higher Ed
👉 Learn how to simplify expressions using the product rule and the negative exponent 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...