SOLUTION: Find the domain of the logarithm: f(x) = log(base 2) [(x+3)(4-x)] Would I expand this or work from the inside or the outside first, I am so confused....

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: Find the domain of the logarithm: f(x) = log(base 2) [(x+3)(4-x)] Would I expand this or work from the inside or the outside first, I am so confused....      Log On


   

Question 913346: Find the domain of the logarithm:
f(x) = log(base 2) [(x+3)(4-x)]
Would I expand this or work from the inside or the outside first, I am so confused....
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
For any logarithm, the argument needs to be positive.
So then,
%28x%2B3%29%284-x%29%3E0
Once you solve that inequality, that will window the domain down.
Repost if you need more help.