Điền kí hiệu \(\left(\in,\notin,\subset,\cap\right)\) thích hợp vào chỗ trống :
a) \(\dfrac{-3}{4}.....\mathbb{Z}\)
b) \(0.....\mathbb{N}\)
c) \(3,275.......\mathbb{N}\)
d) \(\mathbb{N}.......\mathbb{Z}=\mathbb{N}\)
e) \(\mathbb{N}.......\mathbb{Z}\)
a) \(-\dfrac{3}{4}\notin Z\)
b) \(0\in N\)
c) \(3,275\notin N\)
d) \(N\cap Z=N\)
e) \(N\subset Z\)