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Hindi
10-2. Parabola, Ellipse, Hyperbola
medium

અતિવલય $ \frac{{{x^2}}}{{16}}\,\, - \,\,\frac{{{{\left( {y\,\, - \,\,2} \right)}^2}}}{9}\,\, = \,\,1\,$   ની  નાભીઓ.......

A

$(5, 2) (-5, 2)$

B

$(5, 2) (5, -2)$

C

$(5, 2) (-5, -2)$

D

આપેલ પૈકી એક પણ નહિ

Solution

$a = 4, b = 3 ==> 9/16 = (e^2 – 1) ==> e = 5/4$

કેન્દ્ર $ (0, 2) $ છે જેથી નાભિકેન્દ્ર  $(\pm ae, 2) = (\pm 5, 2)$

Standard 11
Mathematics

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