1.

Find the slope of a line perpendicular to the line which passes through each pair of the following points: \[{\text{(}}{{\text{x}}_1}{\text{,}}{{\text{y}}_1}{\text{) and (}}{{\text{x}}_2}{\text{,}}{{\text{y}}_2}{\text{)}}{\text{.}}\]

Answer»


ANSWER :`-((x_(2)-x_(1))/(y_(2)-y_(1)))`


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