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OpenStudy (kenrick143):
A hyperbola with center at the origin, conjugate axis on y-axis, latus rectum 18/5 , distance between directrices (25√34)/17. Find its equation.
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OpenStudy (jiteshmeghwal9):
Equation format of a hyperbola whose conjugate axis is y-axis is \[\frac{x^2}{a^2}-\frac{y^2}{b^2}=1\]
OpenStudy (jiteshmeghwal9):
Length of a Latus rectum of a hyperbola is \[\frac{2b^2}{a}\]
OpenStudy (jiteshmeghwal9):
Equation of directrix is \[x=\pm \frac{25}{\sqrt{34}}=\pm \frac{b}{e} \]
OpenStudy (jiteshmeghwal9):
And relation between a, b & c is \[b^2=a^2(e^2-1)\] where 'e' is eccentricity.
OpenStudy (kenrick143):
I dont know how to equate.
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