Bentuk sederhana dari [tex] \frac{2}{3} \times \sqrt{72 } - \sqrt{162} [/tex]

⅔ × √72 - √162
= ⅔ × √36.2 - √81.2
= ⅔ × 6√2 - 9√2
= 4√2 - 9√2
= -5√2

Mapel: Matematika
Bab: Operasi Bilangan

✓72 = ✓36 x ✓2 = 6✓2
✓162 = ✓81 x ✓2 = 9✓2

( 2/3 x 6✓2 ) - 9✓2
= 4✓2 - 9✓2
= -5✓2