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11. Conic Sections
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Q46 of 63 Page 202

Fill in the Blanks

The equation of the hyperbola with vertices at (0, ± 6) and eccentricity is ________ and its foci are __________ .

Equation of Hyperbola be,



Vertices are (0, ± b) = (0, ± 6)


b= 6,


a2 = b2 (e2 - 1)







Foci = (0, ± be) =
Hence the equation of hyperbola and its foci are & respectively.


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44

Fill in the Blanks

The equation of the ellipse having foci (0, 1), (0, –1) and minor axis of length 1 is_________ .

45

Fill in the Blanks

The equation of the parabola having focus at (–1, –2) and the directrix x – 2y + 3 = 0 is ____________ .

47

The area of the circle centred at (1, 2) and passing through (4, 6) is

48

Equation of a circle which passes through (3, 6) and touches the axes is

Questions · 63
11. Conic Sections
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