Complete this sentence with the correct choice: y = 4 is a horizontal line with ________.
a.undefined slope.
b.a slope of 4.
c.a slope of 0.
d.None of the above will make a true statement.
If slope = y/x and it is a horizontal line (parallel to the x axis), then y = ?
What do you think?
the question is x=? not y. y is given (4)