Question

-p) 5 Efectuați 9. {[8+ 7.(6+5)].4-3}+2.

Answer 1

Răspuns:

9•{[8+7•(6+5)]•4-3}+2=

9•[(8+7•11)•4-3]+2=

9•[(15•11)•4-3]+2=

9•(660•4-3)+2=

9•(2640-3)+2=

9•2637+2=

23760+2=23762