SOLUTION: I looked up this problem online {{{9-4e^x=5}}} and it showed how to do the problem but i dont understand how you get 0 from {{{e^x=1}}}

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: I looked up this problem online {{{9-4e^x=5}}} and it showed how to do the problem but i dont understand how you get 0 from {{{e^x=1}}}      Log On


   

Question 247856: I looked up this problem online 9-4e%5Ex=5 and it showed how to do the problem but i dont understand how you get 0 from e%5Ex=1
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Any number (other than zero) to the power of zero equals 1.
z%5E%280%29=1