# Search for tag: "expression"

#### Product rule with positive exponents: Multivariate

A straightforward examplel of a simplification using the product rule for exponents.

From  Tom Grant 2 plays 0

#### Table for a linear equation

Shows how to find outputs for several inputs reslulting in a set of points (x, y)

From  Tom Grant 8 plays 0

#### Writing a multi-step expression for a real-world situation

This demo takes some thought so you may want to watch it a few times to fully understand. Writing the expression and then we simplify it so that it is more usable in future.

From  Tom Grant 7 plays 0

#### Solving a word problem with two unknowns using a linear equation.

This shows how to represent the two unknowns using their given relationship so that a linear equation can be written using one variable. Then that equation is solved to answer the question

From  Tom Grant 5 plays 0

#### Translating a sentence into a multi-step equation

Shows how to interpret a verbal description into an mathematical equation.

From  Tom Grant 6 plays 0

#### Translating a phrase into a two-step expression

This video demonstrates how to change a description in words into an algebraic expression.

From  Tom Grant 8 plays 0

#### Writing a one-step expression for a real-world situation

Some discussion of vocabulary combined with writing a simple expression from a verbal description.

From  Tom Grant 7 plays 0

#### Evaluating a quadratic expression: Integers

Given a value for the variable, here a quadratic expression is then calculated with that given value put in place of the variable.

From  Tom Grant 5 plays 0

#### Evaluating an algebraic expression: Whole numbers with two operations

A quick demo about plugging in given values for variables and calculating a number result.

From  Tom Grant 6 plays 0

#### Solving a radical equation that simplifies to a linear equation:One radical, basic

Two examples that show different possible results from solving a radical equation. You must always check the answer to these.

From  Tom Grant 11 plays 0

#### Simplifying a quotient involving a sum or difference with a square root

This demonstrates creating a multiplication in the numerator of a rational expression that will allow the expression to be reduced by dividing like factors to simply one

From  Tom Grant 10 plays 0

#### Special products of radical expressions: Conjugates and squaring

This demonstrates the squaring of a binomial with radical terms and the multiplication of conjugates (sum and differences of the same terms)

From  Tom Grant 11 plays 0

#### Simplifying a quotient involving a sum or difference with a square root

Demonstrations that emphasize the fact that a fraction bar acts like parentheses in that the each part of the fraction must be factored so that there is a product of factors on both top and bottomof…

From  Tom Grant 9 plays 0

#### Special products of radical expressions: Conjugates and squaring

A demonstration of squaring a binomial with radical terms and then a second example showing how conjugate binomials can be multiplied.

From  Tom Grant 9 plays 0

#### Introduction to simplifying a product involving square roots using the distributive property

A quick look at distributin a radical across a sum of a whole number and a different radical

From  Tom Grant 16 plays 0

#### Introduction to simplifying a radical expression with an odd exponent

This is an example of how to remove as many factors as possible from under a square root to become a "whole" expression

From  Tom Grant 7 plays 0