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Calculati!! [1,4•5,2-1,4•0,2]•[(3,1 la puterea 2)-0,061•10]
Ajutati-mă plsss!!!
DAU COROANA!!!!!!!!


Răspuns :

[1,4•5,2-1,4•0,2]•[(3,1) ²-0,061•10] =
(7,28-0,28)•(9,61-0,61) =
7x9=63
[1,4x5,2-1,4x0,2]x[(3,1 la puterea 2)-0,061x10]=
[1,4x5,2-1,4x0,2]x(9,61-0,061x10)=
(7,28-0,28)x(9,61-0,61)=
7x9=63.