Question

Вычислите:
a)(√3+2√2)²-4√6;

Answer 1

$( sqrt{3} + 2 sqrt{2} ) {}^{2} - 4 sqrt{6} = 3 + 4 sqrt{6} + 8 - 4 sqrt{6} = 3 + 8 = 11$

Answer 2

$3 + 4 sqrt{6 } + 8 - 4 sqrt{6} =3+8= 11$

Ответ:11