Question

The graph shows the girth of the trunk of a fir tree after different numbers of years:

What does the y-intercept of the graph represent?

a. The girth increases by 7 centimeters each year.
b. The girth increases by 5 centimeters each year.
c. The original girth was 5 centimeters.
d. The original girth was 7 centimeters.

Answer 1

I think it's either A or C, but I don't know :/

Answer 2

find the slope dy/dx

A is the answer

Answer 3

I think the slope is 7

Answer 4

yes

Answer 5

Thank you!

Answer 6

YW

Answer 7

For anybody who needs the answer, A wasn't right. I think it may be C.