Question

2. Scrie ca inmuiri (fara a efectua inmultirea)
3+ 3 =
3 + 3 + 3 =
3+ 3 + 3 + 3 =
3+ 3+3+3+3
28
pe

Answer 1

Răspuns:

3+3=2•3

3+3+3=3•3

3+3+3+3=4•3

3+3+3+3+3=5•3

Answer 2

3+3=2×3

3+3+3=3×3

3+3+3+3=4×3

3+3+3+3+3=5×3