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The lines joining the origin and the common points of (x−3)2+(y−4)2=r2 and 4x + 3y = 24 are at right angles then |r|= ___ |
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Answer» The lines joining the origin and the common points of (x−3)2+(y−4)2=r2 and 4x + 3y = 24 are at right angles then |r|= |
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