calculati
dau corona
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Răspuns:
a)50 ; b)428
Explicație pas cu pas:
a
5×[100-6×(60-15×3)]=
5×[100-6×(60-45)]=
5×[100-6×15]=
5×[100- 90]=
5×10=50
b
4×[10×(21×5-85)-93]=
4×[10×(105-85)-93]=
4×[10×20-93]=
4×[200-93]=
4×107=
428