36 * (3/4-2/3) в квадрате
Решите задачу:
36*(3/4-2/3)²=36*(9/16-2*3/4*2/3+4/9)=36*(9/16-1+4/9)=36*(81/144-1 64/144)=36*(-127/144)=-127/4=-31 3/4