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प्रश्न
Find the distance of the following points from the origin:
(i) A(5,- 12)
उत्तर
A(5,- 12)
Let O(0,0) be the origin
`OA = sqrt((5-0)^2 +(-12 - 0)^2)`
`= sqrt((5)^2 +(-12)^2)`
`=sqrt(25+144)`
`=sqrt(169)`
=13 units
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