Grades 6, 7 and 8 - Math - Middle School - Algebra - BODMAS Otherwise Known as BIDMAS — Flashcards | Middle School | FatSkills

Grades 6, 7 and 8 - Math - Middle School - Algebra - BODMAS Otherwise Known as BIDMAS — Flashcards

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In algebra, the 'O' in BODMAS stands for 'Order' and the 'I' in BIDMAS stands for 'Index'.  'Order' and 'Index' mean the same thing. 

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What is the value of 2a3 - a, when a = 4?
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