Find the midpoint of AB¯¯¯¯¯¯¯¯if A(-3,6) and B(-9,-8).

What is f(3) for the quadratic function f(x)= 2x^2+ + x - 12

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Can some one explain this i got sent this. is this a threat i’m scared