Question

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(C) 8
100. Which of the following is a metric on R?
(A) d(x, y) = (x + y - 1
(B) d(x, y) = |x - y + 1|
(C) d (x, y) = x - y
(D) d(x, y) = (x - y​

Answer 1

Answer:

(D) d(x, y) = (x - y

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