Giải DÙM MK VỚI X = 2x45x67x31x18 +199x2=? X= 2x,34x76x45x123+47+100=?

$\text{ X = 2 x 45 x 67 x 31 x 18 +199 x 2}$

$\text{= 2 x (45 x 67 x 31 x 18 +199)}$

$\text{= 2 x (3015 x 31 x 18 +199)}$

$\text{= 2 x (93465 x 18 +199)}$

$\text{= 2 x (1682370 +199)}$

$\text{= 2 x 1682569}$

$\text{= 3365138}$

.

$\text{X= 2 x 34 x 76 x 45 x 123+47+100}$

$\text{X= 68x 76 x 45 x 123+47+100}$

$\text{X= 5168 x 45 x 123+47+100}$

$\text{X= 232560 x 123+47+100}$

$\text{X= 28604880+47+100}$

$\text{X= 28605027}$