Help fast please.

Given a(-12,5) and b(12,29) find the point that divides the line segment ab three-eighths of the way from a to b

Which graph corresponds to the function f(x) = x2 + 4x – 1?

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 .