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The length of a line segment joining A...

The length of a line segment joining `A(2,\ -3)` and `B` is 10 units. If the abscissa of `B` is 10 units, then its ordinates can be (a) `3` or `-9` (b) `-3` or `9` (c) `6` or `27` (d) `-6` or `-27`

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