jika a=3, b = -2 dan c = ½, tentukan hasil operasi berikut ! a.) 6a³b-²c-⁴

a.) 6a³b-²c-⁴ = 6.3³2-²½-⁴
= 6.27-4-2
= 162-4-2
= 156

betul gak ya... ?

6a^3 . b^-2 . c^-4
= 6 (3)^3 . (-2)^-2 . (1/2)^-4
= 6 (27) . 1/(-2)^2 . (2/1)^4
= 6 (27) . 1/4 . 16
= 6 (27) . 4
= 648