Well logarithm is basically the inverse of exponentiation.
If you want to know how to calculate it in a calculator first you enter the number that you want in there. Then you press the inverse button and then lastly you press the botton that looks like this 10^3
I can't get to the attachment attached to the question. So I don't know the answers to the Odd Question #'s!
Or in tern I can't see the Questions so that I could answer them!
Answer:

Step-by-step explanation:
Given

Required
The solution in radical form

Rewrite as:

Using the quadratic formula, we have:

Where
a = 1
b = -10
c = -6
So, we have:



Split the roots

Express
as 2

Split the fraction


Answer:
60,500
Step-by-step explanation:
50000
50000 
60,500
First add y on both sides to get x = y-8, then add 8 on both sides to get x + 8 = y. thats really all you can do because you don't have the slope, so it ends up being y = mx+8