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If the lines joining the origin to the points of intersection of the line 2x+y-1 =0 and the curve `3x^(2)+lambdaxy-4x+1=0` are at right angles then

A

`lambda=-4`

B

`lambda=4`

C

`lambda=7`

D

all value of `lambda`

Text Solution

Verified by Experts

The correct Answer is:
D
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