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For each pair of lines, determine whether they are parallel, perpendicular, or neither
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For each pair of lines, determine whether they are parallel, perpendicular, or neither

For each pair of lines, determine whether they are parallel, perpendicular, or neither-example-1
User DEBENDRA DHINDA
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Line 1 and 2 are parallel because they both have the same gradient (-4)
Rearranging line 3 for y is y=-4x + 1. Because the gradient of line 1 and 3 is the same (-4x) this means they are also parallel
Line 2 and 3 are also parallel because they have the same gradient (-4x)
User Flavian Hautbois
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