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Dariana2003
a fost răspuns

URGENTTT ! Efectuati A U B, A ∩ B, A\B , B\A daca:

A=[ - 11 supra 3; - 5supra2] si B=(-7supra2; -8supra3)

Răspuns :

SoraaaluiELSWORD
A = {-11/3; -5/2}
B = {-7/2; -8/3}

A U B = {-11/3; -5/2! -7/2; -8/3}

A Π B = ∅

A\B = {-11/3; -5/2}

B\A = {-7/2; -8/3}

Succes!! :-)

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