Răspuns :
Salut!
Efectuati:
4,15+ [22,5:1,5*0,4-(33,6:3*2-4,22)]=
=4,15+[22,5:1,5*0,4-(22,4-4,22)]
=4,15+(22,5:1,5*0,4-18,18)
=4,15+(6-18,18)
=4,15-12,18
=-8,03
Succes!
Răspuns:
-8,03
Explicație pas cu pas:
4,15+[22,5:1,5×0,4-(33,6:3×2-4,22)]=
4,15+[15×0,4-(11,2×2-4,22)]=
4,15+[6-(22,4-4,22)]=
4,15+(6-18,18)=
4,15+(-12,18)=
4,15-12,18=
-8,03