Question

You throw a rock off the balcony overlooking your backyard. The table shows the height of the rock at different times. Use quadratic regression to find a quadratic model for this data.

Answer 1

Time

(in seconds)

Height

(in feet)

0

24

1

44.2

2

54.8

3

55.8

4

47.2

5

29

Answer 2

–4.8x2 – 25x +24
–4.8x2 + 25x + 24
–4.3x2 + 26x – 28
–5.3x2 + 24x – 20

Answer 3

did u ever get it?