Respuesta :

Answer:

280

Step-by-step explanation:

[6 + (9 - 1)²] ÷ 4·(1/2)^4

= 6 + 8² ÷ 4 · 1/16

= 6 + 64 ÷ 1/4

= 70 ÷ 1/4

= 70 x 4