Răspuns :
2 la 29 factor comun
2la29×(4+2+1)=x×2 la 28
2 la 29×7=x×2la28
x=7
Răspuns:
2³¹+2³⁰+2²⁹=x2²⁸
2²⁹×(2²+2+1)=x×2²⁸
2²⁹×7=x ×2²⁸ |2²⁸
2×7=x
x=14
2 la 29 factor comun
2la29×(4+2+1)=x×2 la 28
2 la 29×7=x×2la28
x=7
Răspuns:
2³¹+2³⁰+2²⁹=x2²⁸
2²⁹×(2²+2+1)=x×2²⁸
2²⁹×7=x ×2²⁸ |2²⁸
2×7=x
x=14