Question

Determinați numarul natural n stiind ca 2^9+2^10+2^11=n*2^9​

Answer 1

${2}^{9}+{2}^{10}+{2}^{11}=n \times{2}^{9}$

$512+1024+2048 = n\times{2}^{9}$

$3584=n\times{2}^{9}$

$n\times{2}^{9} =3584$

$n\times 512=3584$

$n=3584\div512$

$n=7$

Sper că te-am ajutat