Question

Ajutatima la ambele exerciții va rog

Answer 1

1) 11:6=1 r 5; 12:6=2 r 0; 13:6=2 r 1; 14:6=2 r 2; 15:6=2 r3; 16:6=2 r4: 17:6=2 r5; 18:6=3 r0; 19:6=3r 1

a) 11; 17 b) 13; 19

2)a:4=2 r2
a=4×2+2=>a=10
10:4=2 r 2
b) b:4=3 r3
b=4×3+3=>b=15
15:4=3 r3
c) c:4=4 r4
c=4×4+4=>c=20
20:4=4 r4
Sper sa te ajute!