Expanding vs Factoring: Difference and Comparison

Mathematics is crucial in basic, graduate, and even post-college training. However, not everyone is a natural mathematician for a myriad of purposes.

The main issue is that individuals don’t know that arithmetic, like any other ability, requires to practice to master.

In mathematics, the words “expanding” as well as “factoring” are frequently employed. However, not everybody can distinguish between the two.

The majority of people might state that both words refer to the removal or addition of parenthesis in an algebraic expression.

Key Takeaways

  1. Expanding involves multiplying expressions to create a simplified expression, while factoring breaks down an expression into simpler components.
  2. Expanding simplifies expressions by removing parentheses, whereas factoring simplifies expressions by identifying common factors.
  3. Expanding is useful for solving equations and inequalities, while factoring helps solve quadratic equations and simplify fractions.

Expanding vs Factoring

Expanding is a mathematical term that refers to the expansion of brackets in an equation by multiplying them with each other. This is a way of changing equations into smaller terms. Factoring refers to creating two or more terms that, when multiplied, can change into their original form.

Expanding vs Factoring
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Enlarging anything includes maximizing it, which implies the fundamental meaning of expanding something. In this example, it refers to removing any indication of grouping from an equation.

Brackets, parenthesis, or curly brackets are all signs of clustering. “To convert (anything) from a smaller shape and/or size to a larger one” is the true definition.

The term factoring, on the other hand, has two aspects, the mathematical approach as well as the business and commerce approach. Let’s talk about both briefly to help you understand the basics without any hurdles.

In the commerce and business field, When a firm buys a loan or payment from another business, it is known as factoring, receivables factoring, or borrower financing.

Throughout many markets, factoring is considered a sort of accounts receivable and is quite similar to account receivables, although in a different setting.

Comparison Table

Parameters of ComparisonExpandingFactoring
MeaningEnlarging anything includes maximizing it and that implies the fundamental meaning of expanding something, an equation.The purpose is to simplify an expression by factoring it into its simplest elements and drawing it out. You must put any common components in brackets and the remainder in square brackets.
EtymologyLate Middle English: from Latin expandere ‘to spread out’, from ex- ‘out’ + pandere ‘to spread’.Late Middle English (meaning ‘doer’, also in the Scots sense ‘agent’): from French facteur or Latin factor.
BracketsTo remove the parentheses and curly brackets.To concise an equation or expression by adding brackets and parentheses.
Example(a+b)^2 if expanded will become a^2 + 2ab + b^2Factoring the number 10 gives us: 1×10 and 2×5.
SynonymsEnlarge, dilate, inflate, detailed, spread, etc.Separate, articulate, detach, dichotomize, etc.

What is Expanding?

Expanding is the process of converting components into uncomplicated, lengthy statements or equations. It minimizes the expressions by multiplying out the components and anything inside the bracket.

You’re removing or not removing parentheses. It is a very simple yet basic and useful method that we are taught in our lower-grade schooling by our maths teacher.

The expanding mechanism opens up an expression and converts it into a basic and ‘naked’ equation which is easier to solve.

Simplifications may be used even during expansion, including combining related phrases or cancelling terms.

Instead of addition and multiplication, expansion stages might include substituting powers of a summation of terms with the corresponding expression generated from the binomial equation; this is a condensed version of what would occur if the power was treated as a repeated multiplier and extended repeatedly.

The notion that multiplication spreads across addition is used to represent an extension of a combination of sums as a summation in maths.

The analogous sum of products may be used to expand a polynomial expression by repeating changing subexpressions that combine two other subexpressions, at minimum one being an addition until the expression has become a total of (repeated) products.

What is Factoring?

Factoring is the complete antithesis of expanding. Its purpose is to simplify an expression by factoring it into its simplest elements and drawing it out.

You must put any common components in brackets and the remainder in square brackets. It’s almost as though you’re attempting to insert parentheses.

Factoring is the process of fathoming out a mathematical equation by adding brackets to it. This is done by removing the most regularly used value from an equation and putting the remaining values in parentheses.

Some literal meanings of this word include; To find all the factors of (a number or other mathematical object) (the objects that divide it evenly with zero remainders).

If expanding an expression implies eliminating parenthesis, then factoring out involves restoring parentheses to the calculation. How may the formula xy + 3x be factored out?

To begin, the shared variable here between two possible values, x, is taken into account. Curly braces are used to encapsulate the rest of the calculation, which is y + 3. x{y+3} is the factored-out form of the calculation xy + 3x.

Fundamentally, the process of factoring an expression is practically easy but mathematically difficult to imply whereas the theoretical method of expanding a number or a variable-based quadratic equation is easier than the factoring procedures.

Main Differences Between Expanding and Factoring

  1. Expanding is a simple mathematical process, whereas factoring is a complex method.
  2. Expanding means eliminating the usage of brackets, whereas, in factoring, brackets are inserted and utilized.
  3. Expanding helps unfold an equation, whereas factoring helps compactly organise an expression to find out common elements and cluster them into brackets.
  4. Expanding includes simplification, whereas the factoring method is applied to finding relations and common terms to represent a complex equation easily.
  5. Synonyms of expanding include enlarge, dilate, inflate, detailed, and spread, whereas synonyms of factoring are separate, articulate, detach, and dichotomize.
References
  1. https://wikidiff.com/factor/expand
  2. https://www.splashlearn.com/math-vocabulary/multiplication/factor

Last Updated : 13 July, 2023

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