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02-12-2016
Mathematics

contestada

perpendicular equations of lines :

y=-3x-4 ;(9, 1)

slope-int:_

standard:_

Respuesta :

wizard123 wizard123

02-12-2016

Perpendicular slope = opposite reciprocal ----> 1/3

Starting with point-slope form:
y - 1 = (1/3)(x-9)

slope-int form:
y = 1/3x -2

standard form:
x -3y = 6

Answer Link

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