Question

e^(-x)=5

Answer 1

x=ln(1/5)

Answer 2

Isn't it -ln(5). ln of both sides and since one side is negative it has to be -ln5

Answer 3

thank youuuu

Answer 4

yeah it is now u apply property of log and u'll get my answer..:)
all d best

Answer 5

some mathematicians prefer to call -ln 5 as ln(1/5) but they are equal..

-ln 5 = ln 5^-1 = ln (1/5)