Question

(9)
If the co-ordinates of points P and Q are √2 and -√2 respectively, then d(P,Q)
(A) √2 units
(B) 3√2 units
(C) 2√2 units
(D) 4√2 units
Ans.​

Answer 1

Answer:

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Answer 2

Answer:

(c) 2root 2 is right ans ...