Engineering Principles V11

Clive W. Humphris

LAWS: Associative Laws.  

The associative law applies to addition and multiplication.

Associative means the values being added or multiplied can be grouped in any convenient way.

The inclusion of brackets in the equation has no effect on the answer. The use of brackets does however, make the equation more readable. When performing these calculations the content of the brackets is usually carried out first.

The result is then added or multiplied by the value of the variable outside the brackets.

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