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Tell whether the lines are parallel, perpendicular, or neither.
Line 1: y = 4x -9
Line 2: y = -4x+1


Sagot :

Line 1: y=4x-9
0=4x-9
-4x=-9
x=2,25

Line2: y=-4x+1
0=-4x+1
4x=1
x=0,25

Answer:

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