Question

Вычислите:
а) 3,9 • 4,58 + 3,9 • 5,42

Answer 1

3,9*4,58+3,9*5,42= 3,9*(4,58+5,42)= 3,9*10=39

Answer 2

1.) 3.9 × 4.58 = 17.862
2.) 3.9 × 5.42 = 21.138
3.) 17.862 + 21.138 = 39