Indices I & II
IGCSE 0580
Topic: Numbers
Core: C1.7 & C2.4
Understand and use indices (positive, zero and negative integers).
Understand and use the rules of indices.
Knowledge of logarithms is not required.
Extended: E1.7 & E2.4
Understand and use indices (positive, zero, negative and fractional).
Understand and use the rules of indices.
Knowledge of logarithms is not required.
What are indices?
In this video we learn what indices are and why we have them. You should know everything in here by now, but it's always good to review the basics.
How to multiply indices.
In this video, we look at what rules to follow when multiplying indices.
How to divide indices.
In this video, we look at what rules to follow when dividing indices.
Indices with more indices.
In this video, we look at what rules to follow when indices have more indices. Also called a power tower.
Negative indices.
In this video, we look at what rules to follow when indices are negative.
What if the index is zero.
In this video, we look at what happens when a number has an index of 0.
What if the indices are fractions?
Just when you thought it could not get any worse we add fractions - no worries there are two easy ways to solve them. Check out this video for the help you need for your exam.
Extended
Past paper examples
In this video we go through a lot of past paper examples.
Past Paper Questions
Here are some more past paper questions that you can try on your own.
