Question

Help help help help!!!!

Answer 1

Объяснение:

√2560000=1600

2 будет √281

Answer 2

$1)sqrt{2560000}=sqrt{256*10000}=sqrt{16^{2}*100^{2}}=16*100=1600\\2)sqrt{frac{732^{2}-392^{2}}{1360}}=sqrt{frac{(732-392)(732+392)}{1360}}=sqrt{frac{340*1124}{4*340}}=sqrt{frac{1124}{4}}=sqrt{281}$