Question

Determinați :
a) N uZ
b) N reunit R
C) (R-Q) reunit N
d) Q-R
e) (R-Q) u Q
Am nevoie urgent, dau coroană.!!
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Answer 1

Răspuns:

Nu Z =Z

N u R =R

(R-Q) u N ={(R-Q), N}

Q-R=Q

{(R-Q), Q}