1.

The slopes of the focal chords of the parabola y^(2)=32x, which are tangents to the circle x^(2)+y^(2)=4 are

Answer»

`1/2 ,(-1)/2`
`(1)/sqrt3, (-1)/sqrt3`
`(1)/(sqrt15), (-1)/(sqrt15)`
`2/sqrt5, (-2)/sqrt5`

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