Question

Efectuati:
3,5²+1,2·{11+1,1·[6,5+2·(0,45-0,4)]}

Answer 1

Răspuns:

=3,5²+1,2×{11+1,1×[6,5+2×0,05]}=

=12,25+1,2×{11+1,1×[6,5+0,10]}=

=12,25+1,2×{11+1,1×6,60}=

=12,25+1,2×{11+7,26}=

=12,25+1,2×18,26=

=12,25+21,912=

=34,162