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  • 02-12-2020
  • Mathematics
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Are these lines parallel, perpendicular, or neither? y = 3x - 14 and y = -1/3x + 9

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Knight338
Knight338 Knight338
  • 02-12-2020
Perpendicular: the way you know is the slope or in this case 3 is turned into its reciprocal and changed to its opposite which is negative.
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