# Search for tag: "end"

#### Introduction to compound interest

A short discussion of how compunde interest works and why the amount in a compound interest account grows more and more quickly.

From  Tom Grant 6 plays 0

#### Simplifying a radical expression with an even exponent

Demonstrats how to free all perfect squar in a radical expression so they are whole.

From  Tom Grant 8 plays 0

#### Complex fraction made of sums involving rational expressions: Problem type 3

A complex fraction is multiplied through on the top and the bottom by the common denominator of all smaller fractions, eliminating the denominators of those smaller fractions.

From  Tom Grant 11 plays 0

#### Finding the LCD of rational expressions with quadratic denominators

Each denominator is factored and then any common factor is used only once and all other unique factors complete the LCD

From  Tom Grant 5 plays 0

#### Greatest common factor of two multivariate monomials

Expands each monomial as a list of all of its prime factors, then showing those that both lists have in common to develope the GCF.

From  Tom Grant 23 plays 0

#### Quotient rule with negative exponents: Problem type 2

A multi-variable fraction that is reduced by applying the quotient rule and the definition of a negative exponent.

From  Tom Grant 4 plays 0

#### Rewriting an algebraic expression without a negative exponent

Two examples of expressions with negative exponents that are changed to expressions with positive exponents, leaving the numerical factor as is.

From  Tom Grant 9 plays 0

#### Solving a compound linear inequality: Interval notation

This describes how to solve each side of a compound inequality, then using the graphs of each part determine the interval notation for the entire compound statement.

From  Tom Grant 17 plays 0

#### Union and intersection of intervals

A demonstration of how to deal with interpreting the union and intersection of two inequalities. For a more extensive and exhaustive demo, please view the videos entitled "Understanding…

From  Tom Grant 14 plays 0

#### Identifying numbers as rational or irrational

A brief description of the difference between rational and irrational numbers followed by examples of number in both categories.

From  Tom Grant 21 plays 0

#### Factoring a product of a quadratic trinomial and a monomial

A two step process is shown here. First, as always, look for a greatest common factor (GCF) and remove it from all terms. Then second, the resulting quadratic expresssion can then be factored into…

From  Tom Grant 27 plays 0

#### Simplifying a sum or difference of three univariate polynomials

The key to getting this type of question is distributing any minus sign on the outside of the parentheses to each term on the inside thereby changing all of the i nner signs to their opposite

From  Tom Grant 32 plays 0

#### Domain and range from the graph of a continuous function

Shows how to write the domain and range of a graph of an unbroken function with a starting point and an ending point.

From  Tom Grant 504 plays 0

#### Signed fraction subtraction involving double negation

Some examples of what to do when subtracting a negative number and more examples of adding or subtracting fractions

From  Tom Grant 16 plays 0

#### Addition or subtraction of fractions with the same denominator and simplification

How to add o r subtract two fractions with like denominaotrs and then reducing the result as needed.

From  Tom Grant 11 plays 0