1/(2/3)/(3/4)/(4/5)./(2008分之2009)/是除號 1/(2/3)/(3/4)/(4/5)………./(2009分之2008)打錯

1/(2/3)/(3/4)/(4/5)./(2008分之2009)/是除號 1/(2/3)/(3/4)/(4/5)………./(2009分之2008)打錯

1/(2/3)/(3/4)/(4/5)./(2009分之2008)
=1/[(2/3)*(3/4)*(4/5)*…*(2008/2009)]
=1/(2/3*3/4*4/5*…*2008/2009)
=1/(2/2009)
=1*2009/2
=2009/2