How do you find the slope of a line perpendicular to the line y= -1?

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How do you find the slope of a line perpendicular to the line y= -1?

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Answer 1 · 2016-07-22T13:44:07

The line represented by the equation #y = -1# is a horizontal line with a slope of #m=0#. The line perpendicular to this would be an vertical line #x=# and have a slope of #m=# undefined .

Explanation:

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The line represented by the equation #y = -1# is a horizontal line with a slope of #m=0#.

This line has a no rise or #Deltay=0#

The line perpendicular to this would be an vertical line #x=# and have a slope of #m=# undefined .

This line has a no rise or #Deltax=0#

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How do you find the slope of a line perpendicular to the line y= -1?

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