The slope of a vertical line is
A) zero.
B) infinite.
C) continually changing.
D) negative.

Name: The slope of a vertical line is A) zero. B) infinite. C) continually changing. D) negative.
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Question

Quizplus · Accepted Answer

The slope of a vertical line is considered infinite or undefined because a vertical line has an undefined change in the horizontal direction (the denominator in the slope formula, which is the change in x, would be zero, leading to division by zero).

The Slope of a Vertical Line Is