Giúp em ạ

Điều kiện cho sẵn là x >1

Tìm gtnn của R= (x+căn x) / ( (căn x) - 1)

1x1x1x2x2 = 4

4:xx.5=0,2

20:xx =0,2

    xx =20:0,2=100

Vậy x=10

1, COMPLETE THE TAG QUESTION

1, Ba can try again,… …….?

2, it could be don’t , …….?

3, your brother is here , …….?

4, that is him over there , …….?

5, george can leave his case here , …….?

6, this will fit in your pocket , …….?

7, his wife has headaches quite often , …….?

8, she is got lovely blue eyes, …….?

9, the twins arrived last night , …….?

10, mary paints potraits , …….?