Question

PLZ HELP ASAP If the points (4, 7) and (4, 11) are on a given line, find the slope of this line.

A) The slope is 0.

B) The slope is 4.

C) The slope is 1/4

D) The slope is undefined.

Answer 1

D) The slope is undefined.

Explanation:

We have replication of x-values, so this is an automatic giveaway. Anytime there is a replica of x-values, it is considered an undefined slope, which is a vertical line.

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