1. tentukan hasil operasi pemangkatan berikut!(pakai cara ya)

c. (-1/3k)² x (2/3k)³
= 1/9k² x 8/27k³
= 8/243k^5
d. (-1 ⅔)^5 : (-1 ⅓)^8
= (-5/3)^5 : (-4/3)^8
= -3125/243 : 65536/6561
= 1,287