Geometry

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The line L1 has the equation y=3x. The line L2 is perpendicular to L1 and passes through the point P(0,0). Write an equation of L2

• Geometry -

The slope must be -1/3, since it is perpendicular to a line with slope equal to 3.

The only line with that slope that goes through the origin is y = -x/3

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