The co-ordinates of two points and are and and is the origin. If circles be described on and as diameters then length of their common chord is |
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a) |
b) |
c) |
d) |
The co-ordinates of two points and are and and is the origin. If circles be described on and as diameters then length of their common chord is |
|||||||
a) |
b) |
c) |
d) |