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Question
Find d(A, B), if co-ordinates of A and B are -2 and 5 respectively.
Options
-2
5
7
3
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Solution
7
Explanation:
It is known that distance between the two points is obtained by subtracting the smaller co-ordinate from the larger co-ordinate.
We know that 5 > - 2
∴ d(A, B) = 5 - (- 2)
∴ d(A, B) = 5 + 2
∴ d(A, B) = 7
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