Search for tag: "calculations"

Solving a radical equation that simplifies to a quadratic equation: One radical, advanced

Describes how to approach solving a radical eqaution, then demonstrates the stepss needed. It finishes with a check of the answers, stressing that this is an essential step.

From  Tom Grant 13 plays 0  

Identifying numbers as integers or non-integers

A brief description of what integers consist of followed by a list of numbers where it is decided whether each is an integer or not.

From  Tom Grant 5 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 18 plays 0  

Synthetic division

This demonstrates why symthetic division works when dividing by a simple binomial as in x + a or x - a. Then it shows how to fill in the answers for this type of question.

From  Tom Grant 16 plays 0  

Dividing a polynomial by a monomial: Univariate

Shows how to distribute a division like you do with multiplication when there is one term being distributed.

From  Tom Grant 36 plays 0  

Solving a linear inequality with multiple occurrences of the variable: Problem type 2

Describes the steps inn solving a somewhat complicated inequality, and reminds you of two things. 1) Inequalities are solved like equations except one thing. 2) That is that you must remember when…

From  Tom Grant 17 plays 0  

Translating a sentence by using an inequality symbol

This just describes how to translate a statement in words using the symbols for greater than, greater that or equal to, less than, and less than or equal to.

From  Tom Grant 56 plays 0