How do you find the slope of #(5 1/2, -7 1/2)# and #(5 1/2, -1 1/2)#?

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Answer 1 · 2017-01-07T16:03:26

Because both points have the same #x# value (#5 1/2#) this is a vertical line parallel to the #y# axis. Therefore its slope is undefined.