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The equation of the tangent to the curve...

The equation of the tangent to the curve `y""=""x""+4/(x^2)` , that is parallel to the x-axis, is (1) `y""=""1` (2) `y""=""2` (3) `y""=""3` (4) `y""=""0`

A

`y=0`

B

`y=1`

C

`y=2`

D

`y=3`.

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The correct Answer is:
D
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