Answer:

Step-by-step explanation:
Think of Log as a complimentary operation to powers.

means you need to find the exponent of 2 that yields 1/8.
As this number is putting the base on the denominator, we know for a fact it must be some negative number, or

Then, by trial and error works just fine, going through the powers of 2.

And that is it.
1/4 can equal 2/8
this is because if you cut a quatre in half, you get 2 eighths and thats the fraction