Calculus 1

Find all the points on the ellipse 3x^2-xy+y^2=64 that lie on the line y=3x

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asked by JAYZ
  1. put for y, 3x into the equation.

    3x^2-x*3x + 9x^2=64
    9x^2=64

    x= +- sqrt (64/9) you can reduce this

    and y is +-3sqrt (64/9) you can reduce this.

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