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The equation of the common tangent to y^...

The equation of the common tangent to `y^(2)=4x and 3x^(2) -4y^(2) =12` are

A

`y= +- (x+2) `

B

` y=+- (x+1) `

C

` 2y =+- (x+1) `

D

` y = +-2( x+1) `

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The correct Answer is:
B
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AAKASH SERIES-REVISION EXERCISE -HYPERBOLA
  1. The equation | sqrt( (x- 2) ^(2) + (y-1) ^(2)) - sqrt( (x+ 2)^(2) +...

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  2. The equation | sqrt( (x- 2) ^(2) + (y-1) ^(2)) - sqrt( (x+ 2)^(2) +...

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  3. The equation of the common tangent to y^(2)=4x and 3x^(2) -4y^(2) =12...

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  4. Equation of the common tangents of (x^(2))/( y^(2)) +- (y^(2))/( b^(2)...

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  5. Find the equation of the chord joining two points (x(1), y(1))and (x(2...

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  6. The locus of the points of intersection of tangents to the hyperbola ...

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  7. For the hyperbola (x^(2))/( cos ^(2) alpha ) -(y^(2))/( sin ^(2) alph...

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  8. The foci of the ellips (x^(2))/( 16) +(y^(2))/( b^(2) ) =1 and the h...

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  9. If (3,1) is a focus and x= 0 is the corresponding directrix of a conic...

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  10. If the normal at the point t(1) to the rectangle hyperola xy=c^(2) mee...

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  11. The length of the semi treansverse axis of the rectangular hyperbola x...

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  12. Focii of the curve xy = -4 are

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  13. Length of the principal axis of the hyperbola xy= 32 is

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  14. If (xi yi) ,i =1,2,3,4 are concylic points on xy= 4 then x1x2x3x4 =

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  15. If (xi yi) ,i = 1,2,3,4 are concyclic points on xy=c^(2) and if y1. ...

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  16. The locus a point P ( alpha , beta) moving under the condition that ...

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  17. The auxiliary circle of the hyperbola xy=9 is:

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  18. If a hyperbola has one focus at the origin and its eccentricity is sqr...

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  19. If a hyperbola has one focus at the origin and its eccentricity is sqr...

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  20. The point of intersection of the asymptotes with the directrices lie o...

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