Respuesta :

Hello!

10 - 1 × (2 + 1)2 =

= 10 - 1 × 3 × 2 =

= 10 - 3 × 2 =

= 10 - 6 =

= 4

Good luck! :)

Answer:

4

Step-by-step explanation:

10-1*2(3)

10-1*6

10-6

4