Australia
Year 9
1.02 Non-positive indices
Interactive practice questions
Consider the expression $7^2\div7^2$72÷72.
a
Evaluate $7^2\div7^2$72÷72.
b
Now, using the index law that states $a^m\div a^n=a^{m-n}$am÷an=am−ncomplete the following:
$7^2\div7^2=7^{\editable{}}$72÷72=7
c
This means that $7^0=\editable{}$70=.
Easy
< 1min
Evaluate $6^0$60.
Easy
< 1min
Fill in the blank to make the equation true.
Easy
< 1min
Using index laws, evaluate $3^3\times3^0$33×30.
Medium
< 1min
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