Aku minta tolong ya kak no 1/5

(2 × ³√3 × ³√243) - (⁴√27 × ⁴√3)
= (2 × ³√3¹ × ³√3⁵) - (⁴√3³ × ⁴√3¹)
= (2 × 3^(1/3) × 3^(5/3)) - (3^(3/4) × 3^(1/4))
= (2 × 3^(6/3)) - (3^(4/4))
= (2 × 3²) - 3
= (2 × 9) - 3
= 18 - 3
= 15