Learn how to condense a logarithm over subtraction of two logs

The video tutorial explains the rules of exponents, emphasizing that they can only be applied when the bases are the same. It demonstrates how to condense logarithms with the same base by subtraction and simplifies the expression to a single logarithm. The final result is a simplified logarithmic expression.

What did the teacher emphasize about the bases when applying the rules of exponents?

What simplification can be made to the fraction 6 / 4 as mentioned in the text?