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The equation of the common tangent to th...

The equation of the common tangent to the curve `y^(2) = 8x " and " xy = - 1` is

A

`3y = 9x + 2`

B

`y = 2x + 1`

C

`2y = x + 8 `

D

`y = x + 2`

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The correct Answer is:
D
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