G S Rehill's Interactive Maths Software Series - "Building a Strong Foundation in Mathematics" from mathsteacher.com.au.

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Year 10 Interactive Maths - Second Edition


The Distributive Law

Example 14

Solution:


Setting out:

Often, we set out the solution as follows:    


Example 15

Solution:

Now let us consider the use of the following formulas:


Example 16

Solution:


In general:


Key Terms

Distributive Law, conjugate surds

 

Study Another Topic in Chapter 9: Surds

Roots ] Simplification of Surds ] Entire Surds ] Operations with Surds ] Multiplication of Surds ] [ The Distributive Law ] Rationalisation of the Denominator ] Projects ] Symbols ] Index ]

 

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