Answer:
8
Step-by-step explanation:
When the base are the same:
If you are multiplying, simply add the powers.
If you are dividing, simply subtract the powers.
In this case, you are dividing, so subtract:
[tex]\frac{5^{6} }{5^{8}} = 5^{6 - 8} = 5^{-2} = \frac{1}{25} [/tex]
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