Posted on

Glossary

Glossary:  Module 3

       all informal definitions are based on

my own experience and knowledge

Term: Arithmetic Sequence

       Informal Definition:

A sequence made by adding or subtracting

the same number each time

Formal Definition:

An arithmetic sequence goes from one term to the next

by always adding (or subtracting) the same value

Definition from: http://www.purplemath.com/modules/series3.htm

Example of Arithmetic Sequence:

Example from:  http://www.virtualnerd.com

Term: Geometric Sequence

       Informal Definition:

A sequence made by multiplying or dividing by the

same number each time

Formal Definition:

A geometric sequence goes from one term to the next

by always multiplying (or dividing) by the same value

Definition from:  http://www.purplemath.com/modules/series3.htm

Example of Geometric Sequence:

Example from: http://www.virtualnerd.com

Term: Common Difference

        Informal Definition:

The number you add or subtract to get to the next

number in an arithmetic sequence

Formal Definition:

The number added (or subtracted) at each stage of an

arithmetic sequence

Definition from: http://www.purplemath.com/modules/series3.htm

Example of Common Difference:

Example from: http://www.virtualnerd.com

Term: Common Ratio

       Informal Definition:  The number you multiply or divide each

term by to get to the next term in a geometric sequence

Formal Definition:  The number multiplied (or divided) at each

stage of a geometric sequence

Definition from:  http://www.purplemath.com/modules/series3.htm

Example of Common Ratio:

Example from: http://www.mathplanet.com

Term: Function

       Informal Definition:

A special kind of relationship between numbers

Formal Definition:

A special relationship between values. Each of its input

values gives back exactly one output value.

Definition from: http://www.Mathisfun.com

Example of Function:

Example from: http://www.virtualnerd.com

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google+ photo

You are commenting using your Google+ account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

w

Connecting to %s