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f) 2020+2020x3+2020x6+2020=?​

Răspuns :

2020+2020x3+2020x6+2020

putem folosi metoda factorului comun :

2020(1+3+6+1)=2020 =2020×11=22.220

cu draaag:D

Explicație pas cu pas:

2020+2020×3+2020×6+2020=

=2020+6060+12120+2020=

=8080+14140=

=22220

@iamstefan62