Negative Indices
Learning Intentions
- I can rewrite an expression using positive indices.
- I can rewrite an expression with a negative power in the denominator using positive indices.
- I can simplify expressions and apply index laws to negative indices.
Understanding Negative Indices
Negative Indices Explanation
We can see that after every power we go down, we divide by 5. If we continue this, we can see that .
Negative Indices Rules
Negative Index Formula
Applying This Formula
We can apply this formula through the following examples.
Bracketed Negative Indices
Bracketed Negative Indices Formula
Applying This Formula
Examples
Method 1
Method 2
Method 1
Method 2