Question 674407
slope = {{{(y1-y2)/(x1-x2)}}}
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Using (-5,3) and (4,3)
slope = {{{(3-3)/(-5-4) = 0/-9}}} = 0
horizontal line
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Using (5,5) and (1,-1)
slope = {{{(5--1)/(5-1) = 6/4 = highlight_green(3/2)}}}
positive slope, means rising line that looks like /
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Using (3,-5) and (1,1)
slope = {{{(-5-1)/(3-1) = -6/2 = highlight_green(-3)}}}
negative slope, means a downward line that looks like \

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