In Exercises 45-48

MATHEMATICS · Subjective · CBSE · Mathematics · Conic Sections · Conic Sections

Problem

In Exercises 45-48, prove that the graph of the equation is an ellipse, and find its vertices, foci, and eccentricity. 45. 9x2+4y2−18x+8y−23=09 x^{2}+4 y^{2}-18 x+8 y-23=0

Related theory

Browse the problem library