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Let one end of focal chord of parabola y...

Let one end of focal chord of parabola `y^2 = 8x` is `(1/2, -2)`, then equation of tangent at other end of this focal chord is

A

`x + 2y + 8 = 0`

B

`x + 2y =8 `

C

`x - 2y = 8 `

D

`x - 2y + 8 = 0`

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The correct Answer is:
D
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