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Descompuneti in factori:
a) 4 x-la.puterea.a.2 + 7 x =
b) 4 x-la.puterea.a.2 + 4radical5x+5 =
c) x-lap.puterea.a.3 - 5 x-la.puterea.a.2 + x - 5 =
d) 8 x-la.puterea.a.2 - 25 b-la.puterea.a.2

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Răspuns :

Nickygeo79

Răspuns:

a) x(4x+7)

b) 4x(x+[tex]\sqrt{5}[/tex]) +5

c) x([tex]x^{2}[/tex] +x +1)- 5

d) 4x*2x- 5b*5b

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