Using a calculator or statistical software, find the linear regression line for the data in the table below. Enter your answer in the form y=mx+b, with m and b both rounded to two decimal places.

x y
2 9.58
3 7.46
4 9.28
5 11.58
6 14.94
7 14.97
8 18.43
9 18.04
10 20.42

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

Is this a polynomial function? i need to know asap

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account