SOLUTION: log base 7 (x+5) what is the domain?

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: log base 7 (x+5) what is the domain?      Log On


   



Question 480370: log base 7 (x+5) what is the domain?
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
Since you can't take a log of a negative number, the domain is:
x+5 >= 0
x >= -5
.
or
[-5, oo)
where
oo represents infinity