- #1

sooyong94

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## Homework Statement

Find the equation of the tangents to the ellipse 4x^2+9y^2 = 36 which are equally inclined to the x and y-axis.

## Homework Equations

Quadratic discriminant

## The Attempt at a Solution

First I substituted y=mx+c into the ellipse, and determined its discriminant, and got c^2 = 9m^2 + 4