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Repedeee! Va roogg!!! Ex. 6 calculul incercuit!

Repedeee Va Roogg Ex 6 Calculul Incercuit class=

Răspuns :

6a²+a-1= 6a²+3a-2a-1 =3a(2a+1)-(2a+1)=2a+1(3a-1)