Complete the phrases below using the word bank.
...x is one
...crosses the v-axis
...x is zero
...y change
...xchange
....x increases by one
I
a) b: The y value when______; the point where a line______.

b) m: What happens to y when_____;the ratio of the _______ to the______.

c) k: The y value when______
b _____.​