Question 33522
{{{ 7^3 = 343 }}}


So, in base7, log(343) is {{{log(7^3)}}} which is {{{3log(7)}}} and log7 in base7 is 1. So, log_7(343) is 3.


So we have now log(7^3) which is again the same thing:
3log7 in base7 
is 3


jon.