kak no 1 dan 2 ya :))))))

1 . 27⁶ + 27⁶ + 27⁶ =
= 3 (27)⁶
= 3 (3³)⁶
= 3 (3)¹⁸
= 3 ¹⁹

2. a^(2/5) . b^(1/4). c^(2/3) = 
= (32)^(2/5) . (81)^(1/4). (125)^(2/3
= (2⁵)^(2/5) . (3⁴)^(1/4) . (5³)^(2/3)
= 2² . 3¹ . 5²
= 4 .3 .25
 = 300