Anonymous asked in Science & MathematicsMathematics · 4 weeks ago

A coordinate geometry question?

The straight line L has the equation 2y-x+7 = 0.

The straight line L2 passes through the point P(-1,6) and is perpendicular to L.

Find the equation of L2, giving your answer in the form ax+by+c=0

1 Answer

  • David
    Lv 7
    4 weeks ago

    Slope of line L: 1/2

    Perpendicular slope of L2: -2

    Passing through: (-1, 6)

    Perpendicular equation: 2x +y -4 = 0

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