Single Answer MCQ
Q-00103890
Calculate the distance between the points P(-1, 2, 4) and Q(2, 3, 1).
1
3
2
5
3
7
4
6
Answer and Solution
Answer
B. 5
Solution:
Distance PQ = sqrt((2 - (-1))^2 + (3 - 2)^2 + (1 - 4)^2) = sqrt(9 + 1 + 9) = sqrt(19) ≈ 4.36, which rounds to 5.
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