A golf ball is tossed straight down out of an airplane. The downward velocity of the ball at various times is given in the table below.

Question

SEC AFTER THROW DW VELOSCITY
X m/s Y
1 21.8
1.6 27.68
2 31.6
2.2 33.56

What is the slope of the line that firs this data?

Is it 7.8 8.8 9.8 or 10.8

I tried to figure out this one but I am lost- I am lost HELP!!

Answer 1

slope: change y/change x= (33.56-21.8)/(2.2-1)= 9.8