Спростите пример (1/4-3√2)-(1/4+3√2)

Question

Спростите пример (1/4-3√2)-(1/4+3√2)

Answer 1

Надо раскрыть скобки:
1/4-3√2-1/4-3√2=-3√2-3√2=-6√2

Answer 2

(1/4-3√2)-(1/4+3√2)=1/4-3√2-1/4-3√2= - 6√2