JEE Math Practice Question
If a $$\Delta $$ABC has vertices A(–1, 7), B(–7, 1) and C(5, –5), then its orthocentre has coordinates :
- A.(–3, 3)
- B.(3, –3)
- C.$$\left( {{3 \over 5}, - {3 \over 5}} \right)$$
- D.$$\left( { - {3 \over 5},{3 \over 5}} \right)$$
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