(3 pangkat 3 kali 27 pangkat min 2) ^ 2

(3^3 × 27^ - 2)^2
= (3^3 × ((3)^3)^ - 2)^2
= (3^3 × 3^3 × (- 2))^2
= (3^3 × 3^ - 6)^2
= (3^3 + (- 6))^2
= (3^ - 3)^2
= 3^ - 3 × 2
= 3^ - 6
= 1/3^6
= 1/729

Semoga bisa membantu...