Question 457495
{{{ 3^x = 90 }}}
{{{ x*log(3) = log(90) }}}
{{{ x = log(90) / log(3) }}}
{{{ x = 1.9542 / .4771 }}}
{{{ x = 4.096 }}}
check answer:
{{{ 3^4.096 = 90 }}}
{{{ 90.009 = 90 }}}
close enough