705 плиз ............

Question

705 плиз ............

---

Answer 1

1)√(3,6*10^5) = √(36*10^4) = 6*10^2= 600
2) √(8.1*10^3) = √(81*10^2) = 9*10^1 = 90
3) 3√15 * 2√30*√8 = 6√(15*30*8) = 6√3600 = 6*60 = 360
4) √(3^5 * 12^3) = √(3^5* 3^3* 4^3) = √(3^8* 4^3) = 3^4√2^6 = 3^4* 2^3 = 81*8 = 648

Answer 2

1. 600
2.90
3.360
4.648