C-04-Q088mediumsingle_mcqIf ax=ba^x = bax=b, by=cb^y = cby=c, cz=ac^z = acz=a, then xyz=?xyz = ?xyz=?a000b111c−1-1−1dব্যাখ্যাSubstituting gives a=cz=byz=axyza=c^z=b^{yz}=a^{xyz}a=cz=byz=a, so the exponent must satisfy .