Question 36 of 50 (1 point) | Question Attempt: 1 of Unlimited Answer the questions that follow.
Figure 1
Figure 2
Figure 3
2500
2500
2500
2000
2000
1500
1500
1000
500
500
YA
+
0
at I do
y=-21.3x + 105,5
y=-0,12x² + 25.1 x- 52,1
y=0,28x? +1.87%
(a) Which curve fits the data best?
Figure 1
Figure 2
Figure 3
(b) Use the eguation of the best fitting curve from part (a) to predict the
distance required to stop the train when it is travelling 40 kilometers per
hour. Give an exact answer, not a rounded approximation,
meters