Question

D:(2,2)
Q.no 3.
Let Ru be a usual metric space then which of the following is not dense in R
A R
Q^c
B:
C:Q
D:Z​

Answer 1

Step-by-step explanation:

Exercise 1.15 : Let (X, d) be a metric space and let U be a subset of X. Show that x ∈ U iff for ... This shows that the usual topology is not finer than ... open dense sets in R is again dense.