Select all the true statements. 2.3 + (-2.3) is equal to zero. -true

(-3.7) + (-4.1) is positive.

-2.6-() is positive.

+ (-2.5) is negative.

72 - (-100) is negative.

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 .