Find the ecentrictity, coordinates of foci, equations of directrices a – InterviewSolution

1.	Find the ecentrictity, coordinates of foci, equations of directrices and length of the latus-rectum of the hyperbola(i) 9x2−16y2=144(ii) 16x2−9y2=−144(iiii) 4x2−3y2=36(iv) 3x2−y2=4(v) 2x2−3y2=5
Answer» $Find the ecentrictity, coordinates of foci, equations of directrices and length of the latus-rectum of the hyperbola (i) 9 x^{2} - 16 y^{2} = 144 (i i) 16 x^{2} - 9 y^{2} = - 144 (i i i i) 4 x^{2} - 3 y^{2} = 36 (i v) 3 x^{2} - y^{2} = 4 (v) 2 x^{2} - 3 y^{2} = 5$

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