Determine which of the following pairs of lines whose equations are given are perpendicular or parallel or neither A 3x-y+5=0 and x+3y-1=0
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Step-by-step explanation:
if a1x+b1y+c1=0 and a2x+b2y+c2=0 are mutually perpendicular then a1a2+b1b2=0
if they are parallel then a1÷a2=b1÷b2 not equal to c1÷c2
your answer is perpendicular
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