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Year 9 Indices
Definitions and facts from the NSW Year 9 Indices Topic
| Term | Definition |
|---|---|
| An instruction that tells us how many times to multiply a number by itself | index |
| When all the multiplications are shown | factor form |
| For a number written in index form. The large number below is called the _____ | base |
| For a number written in index form. The small number written just above and to the right is called _____ or _____ | index or power |
| When multiplying bases that are the same, we _____ the indices | add |
| When dividing bases that are the same, we _____ the indices | subtract |
| Any base that has an index (power) of zero is equal to | 1 |
| When raising a power to another power we _____ the indices | multiply |
| Raising a number to the power of a half is the same as finding the _____ | square root |
| Raising a number to the power of a third is the same as finding the _____ | cube root |