Indices and surds
Essential Mathematics Year 9
Introduction
Welcome
Learning Objectives
RECAP: Index Notation and their rules
Negative Indices: My Story
Recap of negative indices
Negative index notation
Negative indices on the denominator
More examples of Negative Indices
Formal Negative Index "Rule"
Even more examples of negative indices
Evaluating Negative Indices
Fractions with negative indices
Challenging fractional negative index question
Final words and summary
This video looks at what a negative Index is and how we can simplify Negative Indices by using a simple reciprocal rule. I use humour and my tragic past loves to explain that you can solve negative index questions pretty quickly and easily. There are lots of worked examples too
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