3.35 is bigger then 3.345
The logarithmic expression is

To expand the expression we have to use some properties of logarithm.
We know that 
By using this property we can write,

Square root means to the power 1/2, so for
, we can write
.

Now we have to use another property of logarithm.
We know that, 
So we will use this property to 



Now we have to use another property of logarithm.
We know that, 
By using this property we can write,

This is the required aswer here.
Add 9 to both sides to get 4n=0 so n=0
The line of best fit is a line on a scatter plot graph with equal number of points on either side of it, it is the equivalent of average.
the line of best fit on your graph predicts the average score of a student who studies for 2 hours is 16