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प्रश्न
The distance between the two points (2, 3) and (1, 4) is ______
विकल्प
2
`sqrt(56)`
`sqrt(10)`
`sqrt(2)`
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उत्तर
`sqrt(2)`
Explanation;
Hint:
`sqrt((1 - 2)^2 + (4 + 3)^2`
= `sqrt((-1)^2 + 1^2)`
= `sqrt(1 + 1)`
= `sqrt(2)`
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