The Sine Function The average number of customers per day at a home improvement store is given in the following table. Let x represent the day where 1 = Sun of the first week, 7 = Sat of the first week, 8 = Sun of the second week, and 14 = Sat of the second week.
Use a graphing calculator to produce a sine regression model for the data. Round a, b, c, and d to the nearest thousandth.

a. 33.690 sin(0.887 x + 1.337) + 81.684
b. 34.081 sin(0.888 x - 1.341) + 82.822
c. 34.081 sin(0.888 x - 1.341) + 82.8222
d. 33.690 sin( 0.887 x + 1.337) - 81.684

Please select the best answer from the choices provided

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance

The height of a birch tree, f(x), in inches, after x months is shown in the graph below. how much does the birch tree grow per month, and what will be the height of the birch tree after 10 months? a. the birch tree grows 1 inch per month. the height of the birch tree will be 16 inches after 10 months. b. the birch tree grows 2 inches per month. the height of the birch tree will be 26 inches after 10 months. c. the birch tree grows 3 inches per month. the height of the birch tree will be 36 inches after 10 months. d. the birch tree grows 2 inches per month. the height of the birch tree will be 24 inches after 10 months.