Respuesta :

Answer:

215

Step-by-step explanation:

7*(6+2)4-9

7*8*4-9

56*4-9

224-9=215

Answer:

7.12.2= 168

Step-by-step explanation:

168 x 168 =28224

28224-3= 28221

28221 x 28221 = 796424841