Tolong sama penjelasannya yaaah

6akar 27 -3akar12 -akar 3
= 6akar(9.3) - 3akar(4.3) - akar3
= 6.3 akar 3 - 3.2 akar 3 - akar 3
= 18 akar 3 - 6 akar 3 - akar 3
= (18 -6 -1) akar 3
= 11 akar 3
2) 5^2 + 5^3 -5^8
= 5^2 ( 1 + 5 - 5^6)
= 25 ( 1+5 - 15.725)
= 25 (-15.719)
= -392.975
3)