Question

1 (5-3√2)²+(4+5√2)² =​

Answer 1

$(5-3\sqrt{2})^2+(4+5\sqrt{2})^2=25-30\sqrt{2}+18+16+40\sqrt{2}+50=109+10\sqrt{2}$

Answer 2

Ответ:

109+10√2

Объяснение:

(5-3√2)²+(4+5√2)² =​5²-2*5*3√2+3²(√2)²+4²+2*4*5√2+5²(√2)²=25-30√2+9*2+16+40√2+25*2=109+10√2