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Algebraic Fractions

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Algebraic fractions combine variables, coefficients, and constants in expressions with numerators and denominators. Simplifying these fractions involves finding the greatest common factor and reducing them to their simplest form. Factorization aids in simplification and arithmetic operations such as addition, subtraction, multiplication, and division. Understanding algebraic fractions is crucial for solving equations and real-world mathematical problems.

Understanding Algebraic Fractions

Algebraic fractions are expressions that feature algebraic terms in both the numerator and the denominator. Unlike numerical fractions that contain only numbers, algebraic fractions can include variables, coefficients, and constants. The concept of algebra, from the Arabic "al-jabr" meaning "reunion of broken parts," aptly describes the combination of these elements in algebraic fractions. For example, the expressions (a+b)/(c+d) or (3x^2-2)/(x+4) are algebraic fractions, where the numerators and denominators are algebraic expressions.
Wooden desk with mathematical tools including a beaker with blue liquid and paper boat, compass, calculator, and apple cut into quarters.

Simplification of Algebraic Fractions

Simplifying algebraic fractions involves reducing them to their most basic form by eliminating common factors from the numerator and the denominator. This process often requires finding the greatest common factor (GCF) of the terms involved. For example, the GCF of the terms 18x^3y and 6xy^2 is 6xy. To simplify a fraction like (18x^3y)/(6xy^2), one would divide both the numerator and the denominator by the GCF, resulting in (3x^2)/(y). This step is crucial for achieving the simplest form of the algebraic fraction.

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00

Origin of 'Algebra'

Derived from Arabic 'al-jabr' meaning 'reunion of broken parts'.

01

Components of Algebraic Fractions

Include variables, coefficients, and constants in numerators and denominators.

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Example of Algebraic Fraction

(3x^2-2)/(x+4) - Numerator and denominator are algebraic expressions.

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