Answer :
Hello:
f(x) = log(5x)
f is calculable if : 5x > 0
x>0
the domain of the function f(x) = log5x is : ]0 ; + ∞[
f(x) = log(5x)
f is calculable if : 5x > 0
x>0
the domain of the function f(x) = log5x is : ]0 ; + ∞[