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If a Delta ABC has vertices A ( - 1,7)...

If a `Delta ABC` has vertices `A ( - 1,7) , B (-7,1) ` and C(5,-5) then its orthocentre has coordinates :

A

`(-(3)/(5),(3)/(5))`

B

`((3)/(5), - (3)/(5))`

C

`(-3,3)`

D

`(3,-3)`

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