Question

Решить пример: (√3 - √2)^2 - √54

Answer 1

$( sqrt{3} - sqrt{2})^2 - sqrt{54} = 3 - 2 sqrt{6} + 2 - sqrt{54} = 5 - 2 sqrt{6} - 3 sqrt{6} = 5 - 5 sqrt{6}$