Find the equation of parabola whose fo...

Find the equation of parabola whose
focus is (-3,0) and directrix is x + 5 = 0

Answer

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Knowledge Check

Equation of parabola whose focus is (1, 0) and directrix is x + 2y- 1= 0 is

A

`4x^(2) - 4xy + y^(2) - 8x + 4y + 4 = 0 `

B

`4x^(2) + 4xy + y^(2) - 8x + 4y + 4 = 0`

C

`4x^(2) + 4xy + y^(2) + 8x - 4y + 4 = 0 `

D

`4x^(2) - 4xy + y^(2) - 8x - 4y + 4 = 0 `

Equation of parabola whose focus is (0, 4) and directrix is y + 4 = 0 is

A

`y^(2)=16x`

B

`y^(2)=8x`

C

`x^(2)=16y`

D

`x^(2)=8y`

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AAKASH SERIES-PARABOLA-SOLVED EXAMPLES

Find the equation of parabola whose focus is (-3,0) and directrix is...
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Find the equation of the parabola whose axis is parallel to Y-axis and...
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If x+y-1 = 0 touches the parabola y^(2) = kx the value of k is
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The equation of the tangent to the parabola y^(2)=8x and which is para...
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Find the equaton of normal to the parabola y^(2)= 4ax at the end of...
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Find the equation of the tangent and normal to the parabola x^(2)-4x-8...
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Find the equations of the langents to lhe parabola y^(2) = 9x and whic...
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The locus of the point of intersection of two tangents to the parabola...
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The normals from (P, 0) are drawn to the para bolo y^(2) = 8x-, one of...
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Show that the locus of point of intersection of perpendicular tangents...
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show that the common tangent to the parabola y^(2)=4ax "and" x^(2)=4b...
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Show that the locus of the foot of the perpendicular from the focus to...
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Find the condition for the line y=mx+c to be a tangent to the parabola...
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If a chord of lhe parabola y^(2) = 4ax touches the parabola y^(2) = 4b...
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