(2√3)²+(3√2)²+(2√6)²

(2√3)² + (3√2)² + (2√6)²
= (4 x 3) + (9 x 2) + (4 x 6)
= 12 + 18 + 24
= 30 + 24
= 54

(2 akar 3)^2 + (3 akar 2)^2 + (2 akar 6)^2
= (4 × 3) + (9 × 2) + (4 × 6)
= 12 + 18 + 24
= 54