Question

Given log 2 = 0.30103.
Solve log 0.001.

Answer 1

=log(10^-3) =-3

Answer 2

just from definition. though the calculator will give it to you as well.

Answer 3

oh xD cant use calculator. ><

Answer 4

log0.001=log10^-3= -3log10..........(1)

if log is with the base 10 then (1) will be -3 and if with base e then it will be 0.0791

Answer 5

yeap it is base 10. no need to use log 2 = 0.30103 ?