X x X x X x X x X +26=346

2 câu trả lời

`X * X * X * X * X +26=346`

`<=> x^5+26=346`

`<=>x^5=320`

`<=>x=`$\sqrt[]{320}$ 

`X * X * X * X * X +26=346`

`=> x^5+26=346`

`=>x^5=320`

`=>x=`$\sqrt[]{320}$ 

Vậy `x=`$\sqrt[]{320}$