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Edexcel IGCSE Maths 复习笔记 2.6.2 Algebraic Fractions - Simplifying Fractions

Category: IGCSE课程, 国际课程, 教材笔记, 福利干货 Date: 2022年6月28日上午11:13

Edexcel IGCSE Maths 复习笔记 2.6.2 Algebraic Fractions - Simplifying Fractions

What is an algebraic fraction?

An algebraic fraction is simply a fraction with an algebraic expression on the top (numerator) and/or the bottom (denominator)

How do you simplify an algebraic fraction?

When you have a single Algebraic Fraction (or two multiplied together) you may be able to simplify things by cancelling common factors
Factorise top and bottom
Cancel common factorsThat’s it!

Exam Tip

If you are asked to simplify an algebraic fraction and have to factorise the top or bottom it is very likely that one of the factors will be the same on the top and the bottom – you can use this to help you factorise difficult quadratics!