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Adynna23
a fost răspuns

Efectuati: (5x-8)[2(x+1)+3(x+2)]-(3x+5)[2(x+3)+x-11]=
Urgent va rog!

Răspuns :

Dasfsaf
(5x-8)[2x+2+3x+6]-(3x+5)[2x+6+x-11]
(5x-8)(5x+8)-(3x+5)(3x-5)
(5x^2-8^2)- (3x^2-5^2)
25x^2-64 - 9x^2-25
16x^2-39
 

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