Multiplication of Algebraic Fractions (Leaving Cert Mathematics): Flashcards

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Multiplication of Algebraic Fractions
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Rule for multiplying algebraic fractions

Multiply numerators together, multiply denominators together

ab⋅cd=?\frac{a}{b} \cdot \frac{c}{d} = ?

acbd\frac{ac}{bd}

Simplify: 3x⋅4xy\frac{3}{x} \cdot \frac{4x}{y}

12y\frac{12}{y}

How to write a non-fraction as a fraction?

Write it over 11

aa as a fraction

a1\frac{a}{1}

When multiplying a term by a fraction, where does it multiply?

With the numerator

3x⋅x2y3x \cdot \frac{x}{2y} as fractions

3x1⋅x2y\frac{3x}{1} \cdot \frac{x}{2y}

Simplify: 3x⋅x2y3x \cdot \frac{x}{2y}

3x22y\frac{3x^2}{2y}

Explore Leaving Cert Mathematics Revision Notes by Topics

The Basics

Algebraic Fractions

Factorisation

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The Basics

Algebraic Fractions

Factorisation

Explore Leaving Cert Mathematics Quizzes by Topics

The Basics

Algebraic Fractions

Factorisation

Explore Leaving Cert Mathematics Exam Questions by Topics

The Basics

Algebraic Fractions

Factorisation

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