1) (3+2√2)*(1-√2)² 2) (√3-1)²*(4+2√3) 3) (7+4√3)*(2-√3)² 4) (√2-3)²*(11+6√2) СРОЧНОО
1) (3+2√2)*(1-2√2+2)=(3+2√2)*(3-2√2)=3²-(2√2)²=9-8=1 3) (7+4√3)*(7-4√3)=7²-(4√3)²=13 2) (3-2√3+1)*(4+2√3)=4²-(2√3)²=4 4) (2- 6√2+9)*(11+6√2)=11²-(6√2)²=49