If the segment joining (a,b), (c,d) subtends a right angle at the origin,then 1)ac-bd=0 2)ac+bd=0 3)ab+cd=0 4)ab-cd=0

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Arun · Answer

Dear Faizan that means – product od slopes will be – 1 hence [(b – 0) / (a – 0)] * [(d –0)/ (c –0)] = – 1 hence bd / ac = – 1 bd = – ac bd + ac = 0 Option 2 is correct

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If the segment joining (a,b), (c,d) subtends a right angle at the origin,then 1)ac-bd=0 2)ac+bd=0 3)ab+cd=0 4)ab-cd=0

If the segment joining (a,b), (c,d) subtends a right angle at the origin,then
1)ac-bd=0 2)ac+bd=0
3)ab+cd=0 4)ab-cd=0

1 Answers

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If the segment joining (a,b), (c,d) subtends a right angle at the origin,then 1)ac-bd=0 2)ac+bd=0 3)ab+cd=0 4)ab-cd=0

If the segment joining (a,b), (c,d) subtends a right angle at the origin,then1)ac-bd=0 2)ac+bd=03)ab+cd=0 4)ab-cd=0

1 Answers

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If the segment joining (a,b), (c,d) subtends a right angle at the origin,then
1)ac-bd=0 2)ac+bd=0
3)ab+cd=0 4)ab-cd=0