Question

whats the slope of (4,1) and (4,5)

Answer 1

thats a vertical line

Answer 2

the slope of a vertical line is infinite

Answer 3

Correctly, this is a vertical line. Most correctly, this line is said to not have a slope since infinity is not a number. The most correct answer is to write the words "no slope."

Answer 4

well it depends on the book - some books give the answer 'complex infinity' fpr this

Answer 5

Thanks for the additional info.

Answer 6

yw