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Which of the following pair of straight ...

Which of the following pair of straight lines intersect at right angle?

A

`y=pm2x`

B

`2y(x+y)=xy`

C

`(x+y)^(2)=x(3x+y)`

D

`2x^(2)=y(x+2y)`

Text Solution

Verified by Experts

The correct Answer is:
D
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  12. If the lines represented by 6x^(2)+41xy-7y^(2)=0 makes angle alpha and...

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  13. If the lines represented by ax^(2)-bxy-y^(2)=0 makes angle alpha and b...

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  15. If the sum of the square of slopes of the lines represented by kx^(2)-...

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  17. If the slope of one of the lines given by ax^(2)+2hxy+by^(2)=0 is k ti...

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  18. If the sum of the slopes of the lines given by 2x^(2)+kxy-3y^(2)=0 is ...

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