EX 1!! VA ROGG!! E URGENT IMI TREBUIE IN 10 MINUTE!

√16+√25=4+5=9
√9-√4-√0=3-2-0=1
√81-√100+2x√4=9-10+2x2=4-1=3
-(√25+√16)+2√36=-(5+4)+2x6=-9+12=3
√49-√64+2(√1-√9)=7-8+2-6=-5
2√100 / √16 +√4=2x10/4+2=5+2=7
√64 / (√16-√36)=8 / (4-6)=8/(-2)=-4