Răspuns:
a)7·{7+7·[7^6-(7^2)^3+11 ]}+2·7^2-3 ·23=
7·[7+7·(7^6-7^6+11)]+2·49-3·23=
7·[7+7·(0+11)]+98-69=
7·(7+7·11)+98-69=
7·(7+77)+98-69=
7·84+98-69=
588+98-69=
686-69=617
b)(9+3^4:9^2):10+81·82:41:3^3-(2013^2014)^0=
(9+3^4:(3^2)^2):10+6642:41:27-1=
(9+3^4:3^4):10+162:27-1=
(9+1):10+6-1=
10:10+6-1=
1+6-1=
7-1=6
c)18176:71-3·(29·24-23·30)+11^7:11^5=
256-3·(696-690)+11^2=
256-3·6+121=
256-18+121=
238+121=359
d)(84084:42+13):403+9·[85085:11-3·(73·16-1143)]=
(2002+13):403+9·[7735-3·(1168-1143)]=
2015:403+9·(7735-3·25)=
5+9·(7735-75)=
5+9·7660=
5+68940=68945
^ = la puerea
sper că te-am ajutat!
