Question

d(x,y) = dry
B. Rellexive
✓ C. Symmetry
D. Triangle inequality
2. The property d(,y) < d(2, 2) + d(z,y) is named as:
A. Non negativity
B. Reflexive
C. Symmetry
D. Triangle inequality
3. If X D) is a metric space then d is called a ... on X.
A function​

Answer 1

Answer:

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