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ex 4
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Ex 4pls Pls Pls Pls Pls Pls Pls Pls class=

Răspuns :

Răspuns:

2020² , p.p

Explicație pas cu pas:

2020+2* 2019*2020/2=2020+2019*2020=2020(1=2019)

2020*2020=2020² , p.p