Question

Stabiliti valoarea de adevar a propozitiilor: a) 5,(12) ∈ R b)N⊂R, c)Z⊂Q, d)-2,√3∈Q, e)4,56∈R/Q, f)-2√5∈R/Q.... Repede, va rog!!!!!!

Answer 1

a) adevărat
b) adevărat
c) adevărat
d) fals
e) fals
f) adevărat