emily447 emily447

21-02-2019
Mathematics

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What equation would be perpendicular to y=2x-2 ?

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starlipika starlipika

21-02-2019

y = -1/2x - 2

OR

y = -0.5x -2

the gradients of perpendicular lines multiply to give -1.

the gradient of y = 2x-2 is 2

2 × -0.5 is -1.

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