mohon dijawab qq nomr 1 dan 2 nya

MAPEL = MATEMATIKA
KELAS = 9
BAB = AKAR & PANGKAT

1.)
3√20 × √6 ÷ √5
= ( 3√20 ÷ √5 ) × √6
= ( 3√4 ) × √6
= ( 3 × 2 ) × √6
= 6√6

2.)
[tex] {8}^{ \frac{2}{3} } \\ = {( {2}^{3}) }^{ \frac{2}{3} } \\ = {2}^{2} \\ = 4[/tex]

semoga membantu