nicolesoengas nicolesoengas
  • 20-12-2016
  • Mathematics
contestada

the lines described by y=(6a-6)x and y=1/5x are perpendicular. What is the value of a?

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thechaser thechaser
  • 20-12-2016
because the slope in the second line is 1/5, that means the slope in the first one must be -5. 
(6a-6)=-5
6a=-11
a=11/6
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