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## Geometric progression

en.wikipedia.org/wiki/Geometric_progression

In mathematics, a geometric progression, also known as a geometric sequence, is a sequence of numbers where each term after the first is found by multiplying the previous one by a fixed, non-zero nu...

## Mathwords: Common Ratio

www.mathwords.com/c/common_ratio.htm

For a geometric sequence or geometric series, the common ratio is the ratio of a term to the previous term. This ratio is usually indicated by the variable r.

## Geometric Sequences and Series - Regents Exam Prep Center

www.regentsprep.org/regents/math/algtrig/atp2/geoseq.htm

The fixed amount multiplied is called the common ratio, r, referring to the fact that the ratio (fraction) of the second term to the first term yields this common ...

## Arithmetic and Geometric Sequences - Purplemath

www.purplemath.com/modules/series3.htm

The number multiplied (or divided) at each stage of a geometric sequence is called the "common ratio" r, because if you divide (find the ratio of) successive terms ...

Aug 3, 2009 ... Finding the Common Ratio of Geometric Series ... Finding the First Term and Common Ratio from a Geometric Sequence - Duration: 7:41.
Dec 28, 2015 ... This video shows you how to find the common ratio of a geometric sequence by dividing the second term by the first term.

## Finding the Common Ratio Tutorial | Sophia Learning

www.sophia.org/finding-the-common-ratio-top

We explain Finding the Common Ratio with video tutorials and quizzes, using our Many Ways(TM) approach from multiple teachers.This lesson describes how ...

## Initial value & common ratio of exponential functions | Introduction to ...

Feb 14, 2016 ... Get comfortable with the basic ingredients of exponential functions: the Initial value and the common ratio.

## Write exponential functions | Introduction to exponential growth and ...

Initial value & common ratio of exponential functions ... the basic form f(x)=a*r^x given the initial value of the function and the ratio by which it increases for each ...

## Common Ratio -- from Wolfram MathWorld

mathworld.wolfram.com/CommonRatio.html

is called the common ratio associated to the sequence. SEE ALSO: Common Difference, Geometric Sequence. This entry contributed by Christopher Stover.

### Common Ratio: Definition & Concept - Video & Lesson Transcript ...

study.com

The common ratio is the ratio between two numbers in a geometric sequence. Keep reading for a detailed definition, the formula for determining the...

### Common Ratio - Hotmath

hotmath.com

The constant factor between consecutive terms of a geometric sequence is called the common ratio.

### Geometric Sequences - AlgebraLAB

www.algebralab.org

This geometric sequence has a common ratio of 3, meaning that we multiply each ... For our particular sequence, since the common ratio (r) is 3, we would write.