Which is equivalent to the expression? x2 + 6x + 4 a) (x + 3)2 + 5 b) (x + 3)2 − 5 c) (x − 3)2 + 5 d) (x − 3)2 − 5

The average daily maximum temperature for laura’s hometown can be modeled by the function f(x)=4.5sin(πx/6)+11.8 , where f(x) is the temperature in °c and x is the month. x = 0 corresponds to january.what is the average daily maximum temperature in may? round to the nearest tenth of a degree if needed.use 3.14 for π .