In mathematics and other sciences, a formula (plural: formulas or formulae ) is a concise way of expressing information symbolically (as in a mathematical or chemical formula), or a general relationship between quantities. One of many famous formulae is Albert Einstein's E = mc (see special relativity).

In mathematics, a formula is a key to solve an equation with variables. For example, the problem of determining the volume of a sphere is one that requires a significant amount of integral calculus to solve. However, having done this once, mathematicians can produce a formula to describe the volume in terms of some other parameter (the radius for example). This particular formula is:

Having determined this result, and having a sphere of which we know the radius we can quickly and easily determine the volume. Note that the quantities V, the volume, and r the radius are expressed as single letters. This convention, while less important in a relatively simple formula, means that mathematicians can more quickly manipulate larger and more complex formulae.

In general mathematical use there is no essential difference in meaning with the term "expression", although the word "formula" tends to be reserved for an expression that "can stand on its own", that has a meaning outside of the immediate context in which it appears and a significance that can be grasped intuitively.

In a general context, formulae are applied to provide a mathematical solution for real world problems. Some may be general: F = ma, which is one expression of Newton's second law, is applicable to a wide range of physical situations. Other formulae may be specially created to solve a particular problem; for example, using the equation of a sine curve to model the movement of the tides in a bay. In all cases however, formulae form the basis for all calculations.

From Wikipedia under the GNU Free Documentation License
Sun Nov 8 09:39:45 2009

What are the formulas of the five species that bromine can form with fluorine?
Q. Bromine can form compounds or ions with any number of fluorine atoms from one to five. Write the formulas of all five of these species.
Asked by John - Fri Oct 30 13:02:02 2009 - - 1 Answers - 0 Comments

A. check out here...
Answered by unknown - Fri Oct 30 13:10:20 2009

How do I use excel formulas to give me a preset % of profit when all I have is a cost?
Q. I am an owner of a small company and am looking to make an excel spreadsheet that when I put in a cost in a field I get an automatic increase to a specific percentage of profit. I would like to have the formulas automatically figure my sell price to give me acertain percentage of profit. The formula I am using now comes up too short. Can someone help me with this? Thanks to all.
Asked by tplsspony34@sbcglobal.net - Thu Jun 14 15:34:57 2007 - - 1 Answers - 0 Comments

A. Let's say your desired profit is 25% -- put that in a cell somewhere. I'll assume it's at E2. Also, let's say your costs are in column B, and you want to have your sell price in column C. There are two options for calculating the sell price: 1) if the 25% is the markup (i.e. 25% of the cost), then you would have for example in C5: = B5 * (1+$E$2) ...if cost is $1.00, sell price is $1.25, markup is .25/1.00 or 25% 2) however it sounds like you want the 25% to be the %profit (i.e. 25% of the sell price), in which case the sell price would be calculated like this in C5: = B5 / (1-$E$2) ...if cost is $1.00, sell price is $1.33, profit is .33/1.33 or 25% I hope that helps.
Answered by aladou - Thu Jun 14 17:18:21 2007

What is the mathmatical formulas for calculating the different faithes?
Q. What is the mathmatical formulas for calculating the different faithes whereupon The alignment of the Easter calendars, based on equinox and moon phases,... comes upon this year and following years?
Asked by Clarence Arlie T - Sun Apr 8 14:37:31 2007 - - 1 Answers - 0 Comments

A. This is a complicated process. Read the wikipedia article. For the computation method (algorithm) go down to the bottom of the article, where several different methods are given.
Answered by jim n - Sun Apr 8 14:55:03 2007

From Yahoo Answer Search: "Formulas"
Fri Nov 13 05:43:35 2009

See also:

  • Math FormulasMath Formulas
    mathconnect.com
    [ Teens/Mature Teens ] - Contains a list covering general math and electricity.
  • Making a Math Formula SheetMaking a Math Formula Sheet
    home.honolulu.hawaii.edu
    [ Teens/Mature Teens ] - Explains how this study guide can be created, and how to use it to help solve problems.
  • Math Formula SheetsMath Formula Sheets
    faculty.prairiestate.edu
    [ Mature Teens ] - Features worksheets covering algebra, trigonometry and calculus. May be downloaded as PDF documents.
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School-funding system flawed - Arizona Republic
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School-funding system flawed

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Each student taking one dual-enrollment course was funded as a full student in the high-school funding formulas and as a full student in the ...



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Restoring equity

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Writing formulas is not a science, Espich said. You get to your base number and you see who got creamed here; how did the other side do? ...
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Relying on the fact that physics is scalable, Dettling's program (originally developed for constructing snowboard jumps) uses the same basic formulas that ...

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directory Note HW1 1 GIF means homework 1 page 1 and just click on file to view click here for my lecture note directory Note lec1 pdf means lecture of week 1 in pdf format selected formulas Exam 1 Grading Scale Exam 2 Grading Scale Announcements 000 Cumulative Final Exam Tues May 13 4 7 pm Arc 103 PLH Further discussion of items on not on

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Fri, 30 Oct 2009 05:00:01 GM

This would be a . formula. , and . formulas. make for staleness. It could be the rhyme scheme, or the key changes going into the chorus, or a million other things. I may not always write perfect songs every time this way, but at least they're ...

Cut and Copy Formulas in Ms Excel - WorldStart Computer Tips and ...
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Wed, 21 Oct 2009 14:34:35 GM

Learn how the behaviors of cut, copy and paste work in conjunction with . formulas. in MS Excel.

Excel 2007 Formula Help - if cell is empty...
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Excel 2007 Formula Help - if cell is empty...

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ue, 10 Nov 2009 16:35:05 GM

Hello, Simple . formula. of =J3-SUM(L3:X3) BUT if J3 is empty then I want the . formula. to run as =C3-SUM(L3:X3) What is the proper . formula. to get the calculation to utilize J3 if there is a value and to use C3 if there is not ?

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