👤

c)3 la puterea a 2×8:12×13:39
d)5×12×17:255


Răspuns :

Explicație pas cu pas:

c) 3^2•8:12•13:39=9•8:12•13:39=72:12•13:39=6•13:39=2

d) 5•12•17:255=1020:255=4