What is the exponential regression equation to best fit the data where the y values were rounded to the nearest integer. A. y=2.17(2.96)x

B. y=2.1(2.05)x

C. y=2(2.95)x

D. y=3(1.05)x

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?