Question

determinati cel mai mic numar natural care impartit pe rand la 8,6,4 da resturile 5,3,1​

Answer 1

n=8•c1+5=6•c2+3=4•c1+1

adaugand 3 observam ca n+3 se imparte exact la 8, la 6 si la 4

n+3=8•c1+8=6•c2+6=4•c1+4

n+3=8(c1+1)=6(c2+1)=4(c3+1)

=> n+3=[8; 6; 4]=24

=> n=24-3

n=21