Question

Completați adecvat:
a)R∩Z=
b)Q\Q₋=
c)R\I₊=
d)Q₊∪Q₋=
e)Z₊∩N=
f)R₋∩R₊=

Answer 1

a) Z
b) Q+*
c) QUI-
d) Q
e) N
f) {0}