<prompt> Hebusum_n 0123456789 frac3n2 9n 7n2 3n 23 fracab,wapi a na b ni nambari kamili chanya. Tafuta b - a.  <response>: Tunaweza kuandikaanzaalignfrac3n2 9n 7n2 3n 23 frac3n2 9n 7n 13 n 2 3 fracn3 6n2 12n 8 - n3 3n2 3n 1n 13 n 23 fracn 23 - n 13n 13 n 23 frac1n 13 - frac1n 23.mwishoalignKwa hiyo,anzaalignjumla_n 0123456789 frac3n2 9n 7n2 3n 23 sum_n 0123456789 kushoto frac1n 13 - frac1n 23 kulia kushoto 1 - frac123 kulia kushoto frac123 - frac133 kulia kushoto frac133 - frac143 kulia vidoti kushoto frac11234567903 - frac1101 1234567913 kulia 1 - frac11234567913 frac1234567913 - 11234567913.mwishoalignKwa hivyo, a 1234567913 - 1 na b 1234567913, hivyo b - a 1. 