Question

Scrieti sub forma de produs
1502×2+1502×9=
311×311×9=
3468×104-2×3468-2×3468=
2003×a+2003×b=(a si b sunt nr naturale nenule a>b).

Answer 1

Răspuns:

Explicație pas cu pas:

1 502 × 2 + 1 502 × 9 = 1 502 × ( 2 + 9 ) = 1 502 × 11

311 × 311 × 9 = 311 × ( 311 × 9 ) = 311 × 2 799

3 468 × 104 - 2 × 3 468 - 2 × 3 468 =

= 3 468 × ( 104 - 2 - 2 ) =

= 3 468 × 100

____________________________

2003 × a + 2 003 × b = 2 003 × ( a + b );  a, b∈ N*