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Select the equation of a straight line that is perpendicular to the line y = 3x - 2.

A y = 3x - 5
B 3y=x+2. C y=- -3x-2 D y= -x/3+2 E y=1\3x-2

User Horns
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1 Answer

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y = mx + b \\ y = nx + c \\ for \: the \: two \: lines \: to \: be \: perpendicular \\ m.n = - 1


m = 3 \\ \\ 3n = - 1 \\ n = ( - 1)/(3)

Answer: D


y = ( - x)/(3) + 2

User Ricky Helgesson
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