dapat disederhanakan menjadi tolong dibantu ya

Semoga bermanfaat terima kasih

( 6^4 × 15^-3 )/ 12^-2
(6^4 × (3.5)^-3)/ (2.6)^-2
(6^4 × 3^-3 × 5^-3 ) / (2^-2× 6^-2
= ( 6^(4- -2) × 3^-3×5^-3)/2^-2
= (6^6 × 3^-3 × 5^-3) / 2^-2
= (2.3)^6 × 3^-3×5^-3)/(2^-2)
= 2^6 × 3^6 × 3^-3×5^-3/2^-2
= 2^(6 - -2) × 3^(6-3)×5^-3
= 2^8 × 3^3×5^-3
= 256 × 27 × 1/125
=.....