Question

- Найдите значение выражения: a) 54 • 57; 6) 12 -3: 12 1; в) (3-1) -3. 2.

Answer 1

Ответ:

А) 54•57=3078

Б) 12-3:12•1=?

Answer 2

a) 54 • 57: 54 multiplied by 57 equals 3,078.

b) 12 - 3 ÷ 12 + 1: First, we need to perform the division: 3 ÷ 12 equals 0.25. Next, we perform the subtraction: 12 - 0.25 equals 11.75. Finally, we add 1: 11.75 + 1 equals 12.75.

c) (3 - 1) - 3 • 2: First, we perform the subtraction inside the parentheses: 3 - 1 equals 2. Next, we perform the multiplication: 3 • 2 equals 6. Finally, we subtract 6 from 2: 2 - 6 equals -4.