[tex]\quad \huge \quad \quad \boxed{ \tt \:Answer }[/tex]
[tex]\qquad \tt \rightarrow \: slope = not \:\: defined [/tex]
with closest value = [tex] \sf{\infin} [/tex]
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[tex] \large \tt Solution \: : [/tex]
[tex]\qquad \tt \rightarrow \: slope = \cfrac{rise}{run}[/tex]
[tex]\qquad \tt \rightarrow \: m = \cfrac{ - 8 - ( - 9)}{1 - 1} [/tex]
[tex]\qquad \tt \rightarrow \: m = \cfrac{ - 8 + 9}{0} [/tex]
[tex]\qquad \tt \rightarrow \: m \: \: is \: \: not \: \: defined[/tex]
[ Any real number divided by 0 is not defined ]
You can also assume it's closest value if possible, that is infinity ([tex]\sf{\infin}[/tex])
Answered by : ❝ AǫᴜᴀWɪᴢ ❞