The median is the middle line. Range is the the lowest value subtracted from the highest value. Mode is the most often occurring number. The mean is the average of all the data.
Answer:
<h2>24</h2>
Step-by-step explanation:
Given the following logarithmic expressions
, we are to find the value of 
Substituting x = a³, y = a⁷ and z = a⁻² into the log function
we will have;

Hence, the value of the logarithm expression is 24