Jawabanmu

2014-08-17T10:13:30+07:00
A.  2^{5} × 2^{9} × 2^{12}
=  2^{(5+9+12)}
=  2^{26}

b.  2^{5} × 3^{6} × 4^{6}
=  2^{5} × 3^{5} ×3× 4^{5} ×4
= (2×3×4) ^{5} ×3×4
=  24^{5} ×12