buka kurung 6 pangkat 3 per 4 tutup kurung pangkat -2

(6^3/4)^-2
= 6^3/4×(-2)
= 6^-6/4
= 6^-3/2
= 1/6^3/2
= 1/akar 6^3
= 1/akar 216

= 1/akar 216 × (akar 216/akar 216)
= (akar 216)/216
= (1/216)akar 216