The hours of daylight, y, in Utica in days x from January 1, 2013 can be modeled by the equation y = 2.89sin(0.0145X-1.40) + 10.99.
How many hours of daylight, to the nearest tenth, does this model predict for
February 21, 2013?

Help please

7 ft 6 in means 7 1/2, because 6 in is 1/2 of a foot. 7 ft 8 in means 7 2/3 because 8 in is 2/3 of a foot. 23/3 = 7 2/3. 15/2 = 7 1/2.

23/3   *   15/2   = 57 1/2

step-by-step explanation:

alright well the answers to your question is

2xy/9 hope this have a nice day : )

step-by-step explanation:

17.08

correct me if i am wrong.

b. 153 students do not participate in sports and seventy-five 12th graders were surveyed