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Write the equation of a hyperbola with a center at (-5, -3), vertices at (-5, -5) and...

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PoohBear1966 | eNotes Newbie

Posted September 21, 2013 at 1:46 PM via web

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Write the equation of a hyperbola with a center at (-5, -3), vertices at (-5, -5) and (-5, -1) and co-vertices at (-11, -3) and (1, -3)

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aruv | High School Teacher | Valedictorian

Posted September 21, 2013 at 2:01 PM (Answer #1)

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Lenth of of transverse axis=`sqrt((-5+5)^2+(-5+1)^2)=sqrt(16)`

`=4`

so semi transverse axis=2

Length of conjugate axis=`sqrt((-11-1)^2+(-3+3)^2)=sqrt(144)`

`=12`

So semi conjugate axis=6

Thus equation of the hyperbola

`(x-(-5))^2/2^2-(y-(-3))^2/6^2=1`

`(x+5)^2/4-(y+3)^2/36=1`

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