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The equation of common tangent to the cu...

The equation of common tangent to the curves `y^2 =4x` and `xy=2` is (A) `x+2y-4=0` (B) `x+2y+4=0` (C) `x-2y+4=0` (D) `x-2y-4=0`

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JEE MAINS PREVIOUS YEAR ENGLISH-JEE MAINS-All Questions
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