The orthocenter of the triangle formed by the lines 4x - 7y + 10 = 0, x + y = 5,
7x + 4y - 15 = 0 is
1) (1, 2)
2) (1, -2)
3) (-1, 2)
4) (-1, -2)
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Answer:
the answer to this question is -1 ,2
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3) (-1, 2)
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