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Try Yourself 9. Find the focus and the equation of the directrix of the parabola 2x2 + 3x – 2y - 1 = 0 binh the countinn (10x - 5)2 + (10y - 7)2 = 12(5x +12y + 7)?

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Similar Questions

Q1

Find the focus and the equation of the directrix of the parabola

2 x^{2} + 3 x - 2 y - 1 = 0

.

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Q2

Find the value of

λ

for which the equation

(10 x - 5)^{2} + (10 y - 7)^{2} = λ^{2} (5 x + 12 y + 7)^{2}

represents the equation of parabola.

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Q3

The value of

λ

for which the equation

(10 x - 5)^{2} + (10 y - 7)^{2} = λ^{2} (5 x + 12 y + 7)^{2}

represents the parabola is:

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Q4

The equation of the ellipse with focus (−1, 1), directrix x − y + 3 = 0 and eccentricity 1/2 is
(a) 7x² + 2xy + 7y² + 10x + 10y + 7 = 0
(b) 7x² + 2xy + 7y² + 10x − 10y + 7 = 0
(c) 7x² + 2xy + 7y² + 10x − 10y − 7 = 0
(d) none of these

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Q5

The equation of the ellipse with focus (−1, 1), directrix x − y + 3 = 0 and eccentricity 1/2 is
(a) 7x² + 2xy + 7y² + 10x + 10y + 7 = 0
(b) 7x² + 2xy + 7y² + 10x − 10y + 7 = 0
(c) 7x² + 2xy + 7y² + 10x − 10y − 7 = 0
(d) none of these

View Solution