Asked by  | 11th Apr, 2008, 08:26: PM

Expert Answer:

by seeing the eqn. lines 4x-7y+10=0 and 7x+4y=15.are perpendicular to each other so it is a right angle triangle so orthocentre will be the intersection of these two lines which is (1,2)

Answered by  | 14th Dec, 2008, 12:36: AM

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